On Saturday 18 July 2020 18.09:28 E. Liddell wrote:

> The punchline there is that OS/2 was written by Microsoft (under contract
> from IBM).

But Warp and the Workplace shell were not from Microsoft. KDE 1-2-3 looked to 
me like they had taken many ideas from OS/2 (and so did I find many features 
of kicker that reminded of the Warp (ex-smart) center.

WPS did have some features (like the "shadows") that no one has recreated 
anywhere.

I did try eComStation but it did not evolve with time.

Thierry