Was thinking the same thing. This seems better suited for chatting with arbitrary people nearby, but with zero verification of who you're talking to. You don't have to set up an account at all, just install the app and start chatting as @anon<number> or change the username to whatever you want.
I was wondering about Briar... seems maybe like reinventing the same thing over again although I assume there's some important functional difference I'm not thinking of.
Race pace is tougher than training pace, too, though. I can run a comfortable few miles, but racing those same miles will cause me soreness the next few days.
The Sega Genesis system had a rather interesting game. X-Men (1993) was based on the popular cartoon version of the comic book series. But it had what was still one of the most unique (and unintuitive) mechanisms I've ever heard of...
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