The problem with going offshore are the bank fees for international wire transfers. The UK uses GBP not EUR so that is also a barrier to overcome. edit: also,

The problem with going offshore are the bank fees for international wire transfers. The UK uses GBP not EUR so that is also a barrier to overcome. edit: also, don't forget about what happened with transferwise.com. It was used to transfer GBP to EUR to get bitcoins from a Polish bank account. Transferwise then blocked people from using the service to buy bitcoins presumably due to UK bank pressure.