@bansheeat: Nope, no need to uninstall first

.
I won't bother telling you what you should do with your device, because it's your device

, but my experience has been that performance has drastically improved in current firmwares.
No more tile layout, though

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EDIT: Huh. Somehow managed to gloss over the version you specified. That one already included the fix I was thinking of ^^.