Sounds like Bill Gates would use IOTA not Bitcoin.
Gates Interview at Squawk Box
"I don't own #Bitcoin. I'm not short Bitcoin," says @BillGates. "I do think moving money into a more digital form and getting transaction costs down, that's something the Gates Foundation does in developing countries."
Daria Dziubałtowska joins the IOTA research team as a research engineer. In this role Daria will focus on GoShimmer and the testnet implementation. Daria lives in Wroclaw, Poland. She holds a degree ...