Intel's Coffee Lake was released not even a year ago and it already feels like the standard enthusiasts Intel motherboard, unless you stuck to your Z270 you only just bought! With no backwards compatibility with Skylake or Kaby Lake CPUs, Intel forced you to upgrade to the Z370 if you wanted a piece of the new 8700K for example. You can count on PC enthusiasts to flame about this, and also find a way to actually make the new CPU's work on Z270 motherboards, it's all been a bit cynical.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips