That's the point. We need to inform that not all repositories are backward compatible with Bionic.

Flagged both questions.

I tried my best on this answer .

That can be a good idea. Probably add another answer to the case if the poster still wanted to proceed installation?

There should be if the OP can't wait for some reason. I experienced that I almost break my system because of that way of package installation. Probably, flagging that kind of question (as a duplicate) works, but it will take a lot of time to collate data of which installations are success and which aren't.

Also in Chrome in Windows.

But not in IE10 at Windows 8.

'g's look like q's' Realized too..