Used this for couple of weeks now, it's proved essential and I have a PLUS bookmarklet either end of the bookmarks bar.
Switching to another browser is not an option for me, too used to iCloud syncing between iPhone/iPad/iPad Mini/mba. Besides, whenever I've used other browsers I've always got irritated by not being allowed to set it to default.
Ideally, Safari should allow a font size increase, but that'd be an admission from Apple that small fonts look like gash on the mini. Not going to happen methinks, bah. I can actually read small text fine, gawd bless my excellent vision, I just don't like the pixelization, which is lessened at bigger sizes. Roll on the retina mini
(although I still love my current mini, thankyouverymuch).