Berlin does this for a completely different reason. Most of the clubs are FKK/kink/drugs zones. Having sticker on the camera stops people from taking photos of others doing the deed, making club goers more comfortable.
In berlin clubs where those things are not allowed, they generally don’t ask you to put sticker on cameras, unless they want to look cool like those places.
However, This was not always true. Mobile data used to cost 5$ a GB. It was made possible by a company called Jio with a vision to provide internet for everyone. Then other companies followed their concept.
Purchasing power alone didn't bring this change. India had expensive internet like all other countries.
> seem mutually exclusive
Open source doesn't necessarily mean free to use.
You can view entire elastic search code on github, nothing is hidden from the users.
This way of licensing might be the only way an open source company can be truly profitable.
In berlin clubs where those things are not allowed, they generally don’t ask you to put sticker on cameras, unless they want to look cool like those places.