This was a hard one! Still stuck with parsing the following - all help gratefully received.
16a Thus case made for cable transport (5)
I have B-I-S, looks like Bliss but why?
43a Associate with endless video game to a negligible degree (15)
Looks like infinitesimally which is the definition of the second part, but what of the first part?
50d Jabber, endless overpromotion coming to nothing (4)
I have H-P- Hyp{e}o would fit, but don't see what it's got to do with jabber.