Fail whale update
By Hallvord R. M. Steenhallvors. Tuesday, July 17, 2012 8:47:11 AM
PATCH-325 Y!Mail work around browser blocking (Yahoo Mail Japan only)
PATCH-730 Menu misplaced on treasury.gov due to window.opera sniffing in .NET JS library
PATCH-738 Work around sniffing hiding submit buttons on passport2.hp.com
PATCH-741 Avoid an Opera pushState() and URL resolution bug that breaks navigation on help.adobe.com
PATCH-736 Work around browser sniffing that hides Spain's stock exchange's menu. We'll see if this has any positive effect on the Spanish economy..
PATCH-734 Avoid IE PNG transparency bug workaround that hides submit button on E-pagofacil
PATCH-742 Work around browser sniffing that breaks traffic.com
PATCH-744 Twitter: work around comma-separated statement limit in Carakan ES engine
PATCH-689 talenthouse.com: work around browser sniff changed to avoid browser warning screen entirely, rather than clicking through it automatically
PATCH-559 Browser sniffing on Raku Bus (site changed)
Betfair relies on firstChild defined on attribute nodes (older patch, noticed this week that we have had a core fix for quite a while..)
So, now we just hope you get the new browser.js before you try to use the updated Twitter.