We've attracted lots of attention in the past months by shifting #Ubuntu to adopt more modern tools (sudo-rs, uutils), which I firmly believe is the right move for the long term.
That said, the reality is that many organisations struggle with migrations and find themselves in compliance traps which necessitate running older versions of #Ubuntu for extended periods of time.
Today, Canonical announced an extension of our LTS commitment to support releases of Ubuntu with security fixes for up to 15 years.