It's just as suited for gaming as it is for anything else. The problem is everyone expected all games to run buttery smooth on day one with no hiccups. Ryzen specific game engine optimisations are coming according to AMD, as well as a Windows 10 scheduler patch. There are also other issues on the motherboard/BIOS side which manufacturers are working on.
You can't say this enough to people, they just don't want to get it.
New CPU arch, new platform, beta bios, new node, no OS scheduler patch, no engine optimizations. Considering all this, the performance is truly amazing.