"DTC lock down worse than a chill?"
Much worse. Essentially it means that no broker or market maker can trade the stock electronically, which in turn means anybody unlucky enough to be holding SCAM - sorry, I mean CAMS - is stuck.
And given that CAMS was a screamingly obvious criminal conspiracy from the word go, I can't see that ever changing.
"It is difficult to get a man to understand something, when his salary depends upon his not understanding it."
Upton Sinclair
"Nobody ever went broke underestimating the intelligence of the American public."
H. L. Mencken