At 01:36 17 June 2020, wrote:
The idea came from flying fighters in the 60's and 70's that had what
was=
called a "zero delay lanyard" that connected the D ring on the chute to
th=
e ejection seat. This lanyard was connected before take off and removed
abo=
ve a couple thousand feet, and then reconnected before landing. You
didn't
=
want the chute opening immediately at high altitude or high air
speeds.=20

You probably wanted to disconnect it AFTER landing also, lest your
immediat=
e charge off the flight line in search of a beer render you a victim of
uni=
ntended cross-country excursions on a windy day.

https://www.youtube.com/watch?v=9Kx-buGUOhw