What matters is that the message suggests that a German MP 'responsible for the supervision of the intelligence apparatus' is not certain whether German intelligence has access to PRISM and other related programs' data.
Or is trying to suss out what, if anything, related to himself may be leaked in the upcoming days.
Given he's from the Green Party, my money would be on the GP's theory.
good point - but I just didn't think that he should expect a response.