But lately I've been running into more and more websites that use Flash indiscriminately, often for things — like plain old text — that don't require animation. This is frustrating and stupid. Even if I save the URLs and restore them on browser relaunch (or use Firefox, which can restore them automatically), it still a waste of time. 6: Without Flash you can't access site: This is one of my biggest pet peeves. Though I loathe Flash, sometimes I'm stuck with it.

Source: http://eclecticchoices.wordpress.com/2010/02/08/top-ten-reasons-why-flash-sucks/

Twitter has been giving Safari (or at least Webkit nightly) a bit of a hard time, now and again, lately, too. Sometimes it's, loading sans CSS. Sometimes it's, agonizingly slow update. Leap to Camino for a moment, problem solved. I agree. Yahoo email sucks in Firefox (not sure about other browsers). I've always blamed Yahoo for the suck, not the browser. Twitter's never worked badly for me in any version of Fx, including 3.5, but I rarely use Twitter, so it's not an

Source: http://techcrunch.com/2009/08/16/firefox-35-not-playing-nicely-with-twitter/

I can't tell you how many posts I've lost lately due to Firefox. I multitask a lot and it routinely crashes on me. Plus, it loses windows and I have to ctrl-alt-delete to look for them. That is a hassle I don't need. Posted by: Cassandra at November 18, Where this REALLY sucks is if it happens to your OS. Cookie, Mike? I didn't think VC set cookies. Weird. But hey, if you're offering, peanut butter is my favorite. Posted by: MikeD at November 19, 2008 10:24 AM

Source: http://www.villainouscompany.com/vcblog/archives/2008/11/the_dancing_sol.html

Firefox has been such a shitshow lately on Mac, I'd rather have even Safari over FF. I recently switched to Flock hoping they might have fixed some Mozilla bugs, and it's about 50% better but it's no prize either. Call Me Yo Daddy Says: iPhone has no Java and now no Firefox … man it sucks balls when you have 10 years old technology with a license worse than Microsoft. I guess ya'll just going to entertain yourselves with blog posts like this. Tahiri Says:

Source: http://www.tipb.com/2008/03/26/404-firefox-not-coming-to-iphone-sorry-kiddies/

Live.com Shopping launched today (official blog post), and all I see is a big message saying they don't support Firefox. It doesn't work with Safari or Opera either (same Firefox error message for all non IE browsers). The entire Mac audience has been shut . News - April 28th, 2006 at 12:37 pm UTC. Gary: Live.com sucks anyway, I just hate their new beta search engines, it's slow and the interface is bloated with crap. reply. zeroize - April 28th, 2006 at 12:40 pm UTC

Source: http://techcrunch.com/2006/04/28/microsoft-blows-live-shopping-launch-no-firefox/