First ordered, first served. Though that doesn't really come as a surprise.
Google Stadia review: Gaming's streaming future isn't here yet - CNET
Cloud gaming will save you money but won't save the planet
Google Unveils Stadia, a High-End Gaming Service Without a Console - WSJ
Google Stadia will be missing many features for Monday's launch
Google Stadia announces price, games, and launch date ahead of E3
What is Google Stadia? - Quora
How Google's Grand Plan to Make Stadia Games Fell Apart
Google Stadia's Early Adopters Are Losing Patience With Google
Google Stadia launch review: Gaming's “future” looks rough in the present
Well, now we know why Google closed Stadia : r/Stadia
Google Stadia will be missing many features for Monday's launch
Is Stadia still worth it? : r/Stadia
Google will shut down Stadia on January 18, 2023 - news
Google Stadia will be missing many features for Monday's launch