DMCA is a big one. Copyright, in general: not complying with US regulations, even if you are in, say Sweden (cough Pirate Bay), is unwise. There is also the im

DMCA is a big one. Copyright, in general: not complying with US regulations, even if you are in, say Sweden (cough Pirate Bay), is unwise. There is also the impact of PATRIOT section 215 and FISA, which requires some foreign companies to ensure that some sensitive data is not stored on devices operated by American companies.