Why is launching satellites into a relatively low orbit a key technical consideration?

Answer

It ensures that atmospheric drag will eventually pull them down, even if propulsion systems fail.

The low orbit is designed to utilize atmospheric drag as a failsafe, ensuring the satellite will eventually be pulled down even in the event of propulsion system failure.

Why is launching satellites into a relatively low orbit a key technical consideration?

#Videos

What Happens If SpaceX Starlink Satellites Start Colliding - YouTube

SpacesatellitesdeorbitStarlinkre-entry