The service is temporarily unavailable, please try again later.

I’m trying to register a free licence, but I keep getting this error

The service is temporarily unavailable, please try again later.

Is this normal?

Also, why do I have to register for a free licence? That doesn’t make any sense, unless it’s for spyware tracking purposes.

Also, why do I have to register for a free licence?
then they know how many users they have .....