Soldato
Based in London too, nice! Honestly I would happily move my gaming machine from Windows to Linux if the support was there, but obviously that's a bit of a chicken and egg problem. MS have repeatedly demonstrated that they are at best indifferent and worst actively hostile to PC gaming, so being free of Windows would be a great step forward and save everyone a bunch of license fees too.
For a more secure, less privacy intrusive and better looking desktop (depending your own preference) also