From https://www.ycombinator.com/companies/yotta
> SAVE MONEY AND WIN PRIZES UP TO $10M THROUGH WEEKLY NUMBER DRAWS.
> Users save money, get over 2x the national average in interest and weekly chances to win additional prizes up to $10 million through weekly random number drawings.
These are the kinds of companies YC invests in. Then the moderators here at HN go around telling users that they should apply to YC. As if an investment from YC is something to be proud of.