Providing username suggestions

[teolemon]

Could we provide available username suggestions ?
Asynchronous-Antilope-75 or https://www.geeksforgeeks.org/how-to-generate-a-unique-username-using-python/ ?
It was reported during the Open Prices call as a blocker for signup (people lacking imagination, and the username being already taken)
@hangy @raphael0202 @stephanegigandet

[hangy]

I think that should be possible. Add some custom JS code to register, and use the API to check if a name already exists.