Yeah, importing a 64GB one is a better bet, especially as most are cheaper than buying directly within the UK. I think the last time I looked 64GB ones worked out about £56 including shipping from places like Japan. Mad really considering they cost a lot more here.
Here's an example:
http://www.nippon-yasan.com/lang-en...9-sony-playstation-vita-memory-card-64gb.html
Here's an example:
http://www.nippon-yasan.com/lang-en...9-sony-playstation-vita-memory-card-64gb.html