<div id="popup_box_thanks" style="display:none" onClick="close_popup_thanks('popup_box_thanks', 'ts')"><br>Thanks for submitting your tip! All submissions are moderated by an editor before appearing online. We've reset the form so you can enter another tip. Or you can close the tip submission box. <div class="x_close" id="thanks_upper_right"><a href="javascript:void(0)" onmousedown="close_popup_thanks('popup_box_thanks', 'ts'); return true;">Close</a></div></div>
<div class="tbf_row"><div class="tbf_wide_extra_top not_bold">Please submit only technical tips that will help other TidBITS readers better use their Macs, iPhones, and related software and hardware. All product announcements should be sent to <a href="mailto:releases@tidbits.com">releases@tidbits.com</a>.</div></div>
<div class="tbf_left">URL</div><div class="tbf_right"><input type="text" value="" name="tip_link_url" tabindex="3"><span class="tip_description"><br>Enter the URL to a Web page that supports your tip.</span></div>
</div>
<div class="spacer"></div>
<div class="tbf_row">
<div class="tbf_left">Linked text</div><div class="tbf_right"><input type="text" value="" name="tip_link_label" tabindex="4"><span class="tip_description"><br>Enter the name of the page linked above.</span></div>
<div class="tbf_wide"><input type="submit" value="Preview Your Tip" name="preview_tip" onClick="fill_preview('tipbits_enclosure_preview', 'ts', this.form); return false;" tabindex="7"> <input type="submit" value="Send Us Your Tip!" name="submit_this_tip" onClick="handle_tip_submission('ts', '', this.form, 'tip'); return false;" tabindex="8"></div>
</div>
<div class="spacer"></div>
<div class="tbf_row">
<div class="tbf_wide"><span class="fine_print">When you submit a tip, you give us permission to use it. Read <a href="javascript:void(0)" onClick="generic_show_hide('tip_terms')">our terms</a> for more details. All submissions are reviewed before publication.</span></div>
<div class="tbf_wide"><span class="fine_print">Our terms: By submitting a tip, you agree to assign TidBITS Publishing Inc., a non-exclusive, worldwide, perpetual license to reproduce, publish, and distribute your tip in connection with the TidBITS Web site and associated products in any media. You agree that you created the content you submitted, and that you have the right to assign us this license. You give us permission to use your name, but your email address won't be publicly displayed or shared. We review all submissions before publication, and reserve the right to select which submissions we feel are appropriate for our readers and to edit those we publish.</span></div>
<div id="comment_thanks" style="display:none" onClick="close_popup_thanks('comment_thanks', 'comm')"><br>Thanks for submitting a comment! Please check your email for a link that, when clicked, will verify that you're a real person and cause your comment to appear immediately. <div class="x_close" id="comment_upper_right"><a href="javascript:void(0)" onmousedown="close_popup_thanks('comment_thanks', 'comm'); return true;">Close</a></div></div>
<div class="tbf_wide"><span class="fine_print">Our terms: We reserve the right to edit or delete any comment, so please post thoughtfully. We use your email address <i>only</i> to send you a one-time verification message confirming that you posted this comment. We also store your address to allow you to verify using other Web browsers in the future. For more info, see our <a href="http://db.tidbits.com/privacy.html">privacy policy</a>.</span></div>
<li><a href="/feeds/tidbits.rss" title="Subscribe via RSS" class="gettb">RSS <img src="/images/feed-icon-12x12.gif" width="12" height="12" border="0" class="nav_img" alt="Subscribe via RSS"></a></li>
<li><a href="http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=276986548" title="Subscribe to the podcast" class="gettb">Podcast <img src="/images/feed-icon-12x12_podcast.gif" width="12" height="12" border="0" class="nav_img" alt="Subscribe to the postcast"></a></li>
<li><a href="http://www.twitter.com/TidBITS" title="Get Article Updates via Twitter" class="gettb">Twitter <img src="/images/feed_icon_12x12_twitter.png" width="12" height="12" border="0" class="nav_img" alt="Get Article Updates via Twitter"></a></li>
<li><a href="http://www.facebook.com/pages/TidBITS/195314925519" title="Go to the TidBITS Page at Facebook" class="gettb">Facebook <img src="/images/feed_icon_12x12_facebook.gif" width="12" height="12" border="0" class="nav_img" alt="Go to the TidBITS Page at Facebook"></a></li>
<li><a href="javascript:void(0)" title="Sections" class="tabhead" onClick="return showhide('articleslist')">Sections <span id="articleslist_triangle"><img src="/images/nav_triangle_open.gif" width="9" height="9" border="0" class="navtriangle" id="articleslist_tri_image" alt="Click to show or hide the contents of this section."></span></a></li>
<li><a href="javascript:void(0)" onClick="return showhide('stafflist')" title="Staff" class="tabhead">Staff <span id="stafflist_triangle"><img src="/images/nav_triangle_closed.gif" width="9" height="9" border="0" class="navtriangle" id="stafflist_tri_image" alt="Click to show or hide the contents of this section."></span></a></li>
<li><a href="javascript:void(0)" title="Issues" class="tabhead" onClick="return showhide('issuelist')">Weekly Issues <span id="issuelist_triangle"><img src="/images/nav_triangle_closed.gif" width="9" height="9" border="0" class="navtriangle" id="issuelist_tri_image" alt="Click to show or hide the contents of this section."></span></a></li>
<li><a href="javascript:void(0)" onClick="return showhide('abouttidbits')" title="About TidBITS" class="tabhead">About TidBITS <span id="abouttidbits_triangle"><img src="/images/nav_triangle_closed.gif" width="9" height="9" border="0" class="navtriangle" id="abouttidbits_tri_image" alt="Click to show or hide the contents of this section."></span></a></li>
<div class="center_top">Thoughtful, detailed coverage of the Mac, iPhone, and iPad, plus the best-selling <a href="http://www.takecontrolbooks.com/?pt=TB-TAGLINE" style="color:yellow">Take Control</a> ebooks.</div>
<!-- begin centercolumn -->
<div id="centercolumn">
<!-- begin rightcolumn_container -->
<div id="rightcolumn_container">
<!-- begin rightcolumn -->
<!-- rightcolumn is embedded within centercolumn so featured text wraps around it -->
<div id="rightcolumn">
<p class="top"> </p>
<!-- begin tearoff box wide for bio -->
<div class="tearoffbox_wide_container">
<div class="tearoffbox_wide_p">
<p class="tearoffbox_wide_top_p"> </p>
<h5>Author Biography</h5>
<p class="tearoffbox_text">David Shayer was a senior engineer on Norton Utilities for Macintosh 3.0, 4.0, and 5.0. Before that he worked on Public Utilities, a disk repair program that won the MacUser Magazine Editor's Choice Award, and on Sedit, a low-level disk editor. (November 2003)</p><p class="tearoffbox_text_email"><span class="shift_down"><img src="/images/gettb_button_email.gif" height="12" width="12" border="0" alt="Send Email to Author"></span> <a href="javascript:void(0)" onClick="document.check_human_302.submit_type.value='email'; document.check_human_302.author_id.value='302'; ShowTipBox('hc_302', 'hc_recaptcha_302', 'cb_item_add')">Email the author</a></p>
<div class="tbf_wide_80" id="hc_rc_302">To help us avoid automated posts and misuse of our site, please enter the words below.</div><div class="x_close_row" id="hc_upper_right4_302"><a href="javascript:void(0)" onmousedown="HidePopupContent('hc_302', 'hc', '302'); return true;">Close</a></div>
</div><!-- end tearoffbox_wide_container for watchlist items -->
<!-- begin tearoff box wide -->
<div class="tearoffbox_wide_container">
<div class="tearoffbox_wide_tips">
<div class="tip_display">
<div class="tips_sponsor_logo">
</div>
<h6>Encrypted Screen Sharing in Snow Leopard</h6>
<p><p>In Snow Leopard, screen sharing in iChat can now be encrypted if both parties sharing a screen have MobileMe accounts and have enabled encryption (iChat > Preferences > Accounts > Security).</p></p>
</div>
<div class="tearoffbox_wide_bottom_tips">
<div style="padding-bottom:35px"><div class="tip_display" style="float:left"><p><br><a href="/tipbits/197">Link to this tip</a></p></div><div class="tip_display" style="float:right; width:150px">
<a href="/article/7696"onMouseOver="blurb_slide('7696', 'show')">Tech Tool Pro 4 Joins Our Disk Repair Comparison</a></h4>
<div class="article_preview" id="blurb_7696" style="display:none"><div id="popup_inner_7696">A few months ago in TidBITS I compared the various disk repair programs then available for Mac OS X: Norton Utilities 8.0 ($100), DiskWarrior 3.0 ($80), Drive 10 1.1.4 ($70), Disk Guardian 2.2 ($70), and Apple's Disk Utility (free)</div><!-- blurb inner --></div><!-- blurb outer -->
<div class="featured_meta"><a href="/index.cgi?tbcat=" class="category"></a> | by <a href="/author/David%20Shayer">David Shayer</a> | 07 Jun 2004</div></div>
<a href="/article/7451"onMouseOver="blurb_slide('7451', 'show')">Shootout at the Disk Repair Corral</a></h4>
<div class="article_preview" id="blurb_7451" style="display:none"><div id="popup_inner_7451">Some things are inevitable. Death, taxes, and disk crashes. One day you will try to open an important file, only to receive a dire error message. Or perhaps you'll discover that an entire folder has vanished</div><!-- blurb inner --></div><!-- blurb outer -->
<div class="featured_meta"><a href="/index.cgi?tbcat=" class="category"></a> | by <a href="/author/David%20Shayer">David Shayer</a> | 24 Nov 2003</div></div>
<a href="/article/7254"onMouseOver="blurb_slide('7254', 'show')">Optimizing Disks Is a Waste of Time</a></h4>
<div class="article_preview" id="blurb_7254" style="display:none"><div id="popup_inner_7254">Optimizing disks is a waste of time. There, I said it. The horse is out of the bag, the cat is out of the barn. So why do so many people believe that an optimizer is an essential part of any Mac user's tool kit? And what does it mean to optimize a disk, anyway?Background Fragments -- When you save a file to disk, the file system looks for an empty space to write the data</div><!-- blurb inner --></div><!-- blurb outer -->
<div class="featured_meta"><a href="/index.cgi?tbcat=" class="category"></a> | by <a href="/author/David%20Shayer">David Shayer</a> | 30 Jun 2003</div></div>