[meowkit]

It wasn’t marketed that way. It was a throwaway line that became a meme at Ignite back in 2015

It was meant to convey the change in delivery model for Windows updates.

Windows 10 and 11 are the same kernel from a CI/CD perspective, just run winver and see for yourself. The Win10 and Win11 paint jobs are not something the engineers have any power over.

[gpm]

A Microsoft employee tasked with public relations declaring it so at a Microsoft event in front of the press is Microsoft marketing it that way.

[vel0city]

A Microsoft employee tasked with teaching devs how to write LiveTiles.