After whitelisting the URL, I embedded this iframe into a post in the Lounge for a bit of fun.
Result?: A fully working piece of classic Interactive Fiction embedded in a post that doesn’t look too out of place (although you do need to manually scroll)
Why?: because you can
<iframe src="https://iplayif.com/?story=http%3A%2F%2Fwww.douglasadams.com%2Fcreations%2Fhhgg.z3" width="800" height="800" frameborder="0"></iframe>
In case you are not a Douglas Adams fan, you can find much more great work here.