6 ms·Yosemite is completely unusable without Reduce Transparency on IMO.by qqz 12y agoYosemite is completely unusable without Reduce Transparency on IMO.azsromej 12y agoUnusable in terms of performance?qqz 12y agoThat's a very small part of it. I just hate the new look in some places, like the color-changing Safari toolbar, and it's just useless and annoying to me. Maybe 'completely unusable' was a bit of an exaggeration…YMMV.