Why are they trying to sell a VPN in the countries where users barely need it?
That feels weird to me as well. I get that they need to trial it, but United States, France, Germany and the United Kingdom isn't really the countries I'd priorities for a free VPN.
I understand that a number of people in both the US and the UK is struggling right now and may not be able to affort a VPN, but their primary need is to avoid age restriction, while a large number countries are censoring the internet for political reasons. That latter seems more important to address.
A VPN is more relevant than ever in Europe.
https://www.pornhub.com/blog/age-verification-in-the-news
Over the past year, Pornhub had to make the difficult decision to block access to users in the following American states due to Age Verification laws: