AT&T's copper last mile was likely killed in this storm, esp. if the air dryers in the CO gave out.
The good news would be a lot more gigapower being rolled out to replace the failed copper. Bad news is it took a disaster to push AT&T to that point more broadly.
Comcast will likely opt for a fast recovery and repair HFC where possible.
Are you 100% sure? Even the lowly Verizon gave in and rolled out FiOS in the aftermath of Sandy. People marched on the local and state governments and they bent Verizon to do the right thing.
4th largest city in the USA isn't exactly a great place to run a guinea pig trial of alpha stage 5G fixed wireless.