The decentralized ledger, which powers cryptocurrencies like Bitcoin and Ethereum, is being "oversold," says Jimmy Song, Bitcoin developer and entrepreneur. The technology is often touted as a silver bullet that will upgrade several industries, but that "hype and promise" has yet to be proven. On the flip side, Song is bullish on Bitcoin, which he says has stood the test of time.
For the full interview, [click here](https://cheddar.com/videos/jimmy-song-shares-his-bullish-case-for-bitcoin).
Conditions have been mostly nice for travelers flying ahead of and on Christmas Day, but some naughty disruptions plagued those flying with Southwest Airlines again this year.
