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Haha yes. Didn't really mean it literally, but just in the sense of continued high RPM operation, i.e. track days, regular 1/4 mile drag days.
Best value for money.
The ZX-10R is the most aggressive looking bike I've ever laid my eyes on. I'm even afraid to approach one.
The oil debate never ends. TBH, with my Motul 5100 I use, it can feel fresh some days (gearbox feel) even with 5000km's on it, and some days feel...
Shouldn't matter really. You don't need fully synthetic anyhow unless you plan to be on WOT all day every day.
By hand and then slightly more with a tool, don't think it really requires much.