All tech companies are rising. It's similar to the dotcom boom in my opinion where all tech stocks went up and everyone thought they were stock picking geniuses. Don't attribute it to anything more than this.

All it takes is for a single payment provider to start dropping rates and it will follow. Right now there hasn't been one yet, because they're know it's mutually-assured destruction. But if someone can get a handle on fraud rates, they can cut the rates down to very thin margins and work off a volume.