> "Oberon is an operating system"
<https://news.ycombinator.com/item?id=47762184>
Claim #1:
> this is not correct
<https://news.ycombinator.com/item?id=47763595>
Claim #2:
> It is an OS.
<https://news.ycombinator.com/item?id=47790959>
QED.
* * * *
> You are keen to rebut me
No, I'm really, really not. It would be great if you'd stick to wasting your own time in the future—or, better (esp. if you insist on involving others): only wasting the time of other people like you who would otherwise be doing harm elsewhere.