You can find these adapters for $5–$10 on eBay, AliExpress, or at thrift stores. For anyone needing a temporary fix for an old PC, or for a low-bandwidth IoT project, it’s the cheapest entry point.
The is a relic of the early 2010s that refuses to die. Its low cost, massive installed base, and decade of driver maturation (especially in Linux) give it a lifespan far longer than anyone predicted. You can find these adapters for $5–$10 on