A former Boeing engineer built a mixer he could drop off a table, priced it for people who play bars for beer money, and turned durability into a business model. Here is how Mackie kept selling ruggedness while the audience moved from the stage to the bedroom.
21Shares spent seven years wrapping crypto in the plumbing of Wall Street - regulated, exchange-listed, boring on purpose. In October 2025, prime broker FalconX bought the whole thing.