(In our quiet room--quiet except for the, er, cough cough!...sound of the shower, that's what I meant...I have a book of Go problems, Get Strong At Invading, and Lud Heat by Iain Sinclair.)
(I have to say I haven't got any better at invading.)
(In fact, I think the Go book was removed by popular request--so maybe it has the opposite of a laxative effect.) Don't fight forces, use them R. Buckminster Fuller.