That's why he' worth $32 Billion! He makes smart investments. He always wanted Bitcoin, but saw the value was inflated. Now that the price is right, he's buying low, and going long with it. Smart cat!
The aforementioned Peter Thiel, The Don of PayPal, and also a billionaire from investing in Facebook early on, also has thrown millions into Bitcoin.
not in to Bitcoin itself, but in the Bitcoin infrastructure (Bitpay, Coinbase...)
venture capital going to a lot of Bitcoin ventures these days