Whatever anyone may say about this idea, it is not as ghastly as the Khe Sanh approach
The "Khe Sanh" approach is not ghastly. Your idea, however, is slightly beyond ghastly
I have never been either in or near a Fat Albert
You don't say
and ask if this idea is total cobblers
Er, yes. Utterly.
or could it become a useful manoeuvre
No. Never.
There may be a better way of achieving the same end.
Yes. It's called airdrop. It works pretty well.