Firstly, just because the majority do it, doesn't make it right by definition......however I take your point, but you've conveniently ignored mine - that being, that kitbag have the licence to sell it & can do so wherever & by whatever means they like - they're also THE EXPERTS, so why haven't they got it stocked anywhere & everywhere????
As for the US, seriously? how much demand do you think we're missing out on there like?
I reckon quite a bit, and its all about selling the brand ( I hate using that word for football ) little "Timmy" from Alabama, wants to be like his hero Tim Howard, but no shirts anywere for the little lad. His dad " Have a Arsenal one instead " Another potential fan lost.