Jigsaw table with hacksaw blade - video

Jigsaw table with hacksaw blade. By Mistry MakeTool 10:24 video:

https://www.youtube.com/watch?v=E9QIEMAzyyo

Intelligent, minimal design, yet effective and nice.
I would increase the stiffness of the C-frame; >> minimising the torsion of the vertical part; perhaps a 40x40x2 square tube
I suspect that the spring is not necessary.
Ulrich