Bad news for the little browser that could: not only is Firefox no longer a "little browser" but it is increasingly having trouble competing. Back in 2009, Firefox was on the rise. But now, not only is Chrome eating its lunch but Firefox's user share is actually slipping.
Netmarketshare provides the data and
SJVN provides the analysis/funeral rites. He suggests:
For Firefox to remain a web browser power, it needs to make big improvements and it needs to make them now. Otherwise, Firefox may yet follow its predecessor Netscape into the web's past.
[ed. note: as a steadfast Opera user since 2000, this is all fascinating. Opera seems pegged-for-life at 3%]
I was happiest with Chromium. I've only found one or two pages that it didn't work with. Every ad blocker or privacy extension can be had by using the Chrome version. Flash doesn't work out of the box, but I haven't even tried to get it working. That's no great loss to me.