…Regrettably individuals have frequently used this feature to host undesirable content and malicious services from ports that are forwarded from our VPN servers. This has led to law enforcement contacting us, our IPs getting blacklisted, and hosting providers cancelling us.
Of only they’d kept port forwarding.
Didn’t really have a choice:
Blog post
Big issue there is hosting providers cancelling them. Can’t operate a business without that.