AFAIK the biggest users of Deno are using their subhosting service (Netlify, Slack, etc) to allow third parties to execute TS code.
Eventually like it usually happens, it will get the most relevant features and that is about it.
https://2025.stateofjs.com/en-US/other-tools/#runtimes
Double from Deno even though it released years earlier.
I'm sure Node will remain the top runtime for years to come... but not paying attention to what Bun is doing is like burying your head in the sand.