It's a choice of the Flash Player and/or the website, trying to prevent us from keeping copies of the movies, plain and simple. I don't believe this has anything to do with Apple or OS X. The only ones I found to be playable as those whose names start with 'FlashTmp'. So, while 10.8.2 may place some files in a different folder now, they're as useless as the ones it previously placed inside the temp folder's MediaCache folder. With a few othes sites that I occasionally visit, I still see files created in the temp folder that I can play with VLC, though, even in OS X 10.8.2. In 10.7.5 I see that it creates files in a dedicated 'MediaCache' folder, and those files don't play in VLC. Over devices (mobiles).It seems sites like Youtube don't create playable flv files any more.

Waterfox is compatible with Firefox syncing of bookmarks, tabs, etc. It's based on Firefox but stripped off of some technologies. Those who in 2019 still run a Mac that is stuck with OS X 10.7.5 Lion because of hardware limitations can still use Waterfox version 56.2.10 from May 2019. It will be a sad day, as Firefox is the last major browser to support Mac OS X 10.6 through 10.8. At that point, Mac users using OS X 10.6 Snow Leopard, 10.7 Lion, and 10.8 Mountain Lion will be left behind by the current versions of Firefox. It is scheduled to be replaced by Firefox 49.0 on September 13, 2016. On August 2, 2016, Firefox 48.0 was released. Mac OS Lion 10.7.5 and Firefox by slambeau 11:21AM PDT I have a MacBook Air OS 10.7.5 (Lion) and I have gotten a few pop-up messages that Firefox will require a later OS.

Safari 6.1.6, the final revision for OS X 10.7, was unleashed on August 13, 2014, and 6.2.8, the last version for OS X 10.8, a year later on August 13, 2015. Safari 5.1.10 was the last version for OS X 10.6, and that arrived on September 12, 2013. And in comparison to Apple’s Safari browser, Chrome and Firefox have been downright generous. Mozilla Firefox for Mac is a fast, full-featured Web browser.The app includes pop-up blocking, tab-browsing, integrated Google, Yahoo and Bing search, simplified privacy controls, a streamlined browser window that shows you more of the page than any other browser and a number of additional features that work with you to help you get the most out of your time online. Fixed an issue in Mac OS X 10.7 that could cause Firefox to crash Fixed an issue caused by Apple's 'Java for Mac OS X 10.6 Update 5' where the Java plugin would not be loaded End-of-life 5.0.x product line on August 16, 2011. Off-cycle stability update for Mac OS X only.

Firefox for mac os x lion 10.7.5