This looks like the typical Google interview and they had that going for a long time[1]. My theory is that some companies want to be google-like and hope that

This looks like the typical Google interview and they had that going for a long time[1]. My theory is that some companies want to be google-like and hope that by trying to apply the same interview practices they might be successful in finding and attracting the same top talent as Google attracted/attracts. [1] I interviewed with them a while back.