[NeedMoreTea]

The fact remains that the law states you may not do that, and that you must provide the same service - if it's provided "free" with data gathering - without that personal data gathering for those who don't wish to opt-in, and if memory serves not in a degraded manner.

Continue to do so and face the possible consequences, close doors or leave the market, or find an alternative way. Just as happens with other laws.

Businesses are not completely free to choose their compensation model - many places have long standing laws against unreasonable rates of interest or other illegal terms, discrimination etc. This is just another more recent limit.