When I was working on Gucci.com, Europe was always the biggest problem for payments, each region has different tax law, different payment gateways, shipping law

When I was working on Gucci.com, Europe was always the biggest problem for payments, each region has different tax law, different payment gateways, shipping laws. Big opportunity to tie Europe together but I don't think its something a startup can do, more intercountry commerce laws need to be made to make it easier.