This seems more credible than most, Professor Samuel I. Stupp seems well respected. I am pulling for you guys. I always hope/pray for you guys going through paralysis.
I know it's not what you're looking for, but it's something Paralyzed man walks again after a team of Swiss doctors implant electrodes in his spine to reactivate his muscles https://www.reddit.com/r/HumansBein...alyzed_man_walks_again_after_a_team_of_swiss/
A long way off but interesting stuff for sure. https://newatlas.com/medical/lab-gr...ail&utm_term=0_65b67362bd-04c92de74e-93020849
Cracked my L1-L4 in half vertically in 2007. Thank my lucky stars every day that it didn’t sever my spinal chord. hit a guardrail doing about 100 (probably 70ish after low siding and sliding?)