As your edit says, the whole point is for people who don't have computers that can run high end games. Also, once you purchase the game, you can play one any device (phone, laptop, chromecast, etc). It also has all the usual perks that comes with cloud games, such as seemlessly jumping from one device to another, instant launch into the game (no update/download time), etc.
It definitely has its pros and cons, and it all comes down to your specific gaming pattern and situation. If you already have a gaming pc or console, this may not be for you.
It definitely has its pros and cons, and it all comes down to your specific gaming pattern and situation. If you already have a gaming pc or console, this may not be for you.