you know my friend jay vetti. he's an indian genius. he was the ceo of oceanside bank. he was able to cut the cost of the banks in 18 months by completely redoing all of the systems. the only reason he was able to do that is he's an accounting genius and computer science genius. he told my story, he was in school in india and he was a whiz, so he didn't study for his accounting class. it was the first class where he didn't -- he failed or didn't do well. and then he realized you can't underestimate accounting. everybody thinks it's boring, but it's actually really hard. he obsessed about accounting. he would talk to me about bookkeeping. and the fact that no one else learns out that much in that space, it's kept the fine services business so far behind. to me, bitcoin. >> no one hacks them that way. >> bitcoin is interesting for a lot of reasons. from m.i.t.'s perspective, it's driving a lot of smart people to think about basic bookkeeping problems, which i think is going to be the fundamental change in atom ago units. everyone's like let's assume standard accounting pr