Interesting read, I guess, until I got to the bottom of the piece and saw that he described himself politically as a 'Marxist-Leninist', then I realised he was in fact a tube.
How about they loan Allan to Hibs for the rest of the reason first and , if it goes okay, then consider your above suggestion as a follow up?
Another way to look at it is that it is in Celtic's self-interest to 'loan' Allan to Hibs for the rest of the season.