Matt Levine, Columnist

Too Convenient to Fail

Also guns and banks, Edgar filings, humblebrags, Kittyhats and hedge-fund record stores.

Are banks tech companies?

How many banks does the United States need? In the very olden days you might come to an answer by saying, well, each town needs a bank, preferably two so there's competition, maybe more in big towns. Multiply that by the number of towns and you get your answer. Perhaps one bank could have branches in multiple towns, but that would frankly be weird: Putting your money in a bank is a profound act of trust, and you want to be able to look the bank owner in the eye and make sure you trust him before giving him your money.