[jmd42]

It's a lawsuit because Schrems only needs enough of a basis to force the courts to consider certain issues, and to make statements about how GDPR should apply in principle in certain situations, in order to effectively restrict big tech's use of data.

It's a case brought strategically in order to trigger certain questions of interpretation of GDPR rules to be litigated.

Schrems' specific claim only needs to hold enough water to give him standing to get the case through enough filters in the court system to facilitate this.