A home DNA kit for £130 – is it worth it?

You’ve seen the ads: ancestry tests that can link you to long-lost relatives and, with just a small saliva sample, map your roots. I took the testI am not British. This came as a bit of surprise to me, given I was born in London to parents who had themselves been born in London, with a family history as pub tenants in the East End going back to the 1860s at least.But according to a DNA kit from Ancestry.com I’m only 9% British. It tells me I’m 47% Irish, 33% Belgian/Dutch/Germa