And as if to prove it, one of his friends was vanished and was never seen again. The guy got in a taxi one night, and no one ever saw him ever again.

The RNA concentration was determined by OD260 with Eppendorf biophotometer (Hamburg, Germany).

The corrupted LEO have secretly deprived regular citizens' basical rights in surveilllance system.

I don't know for sure, but I believe that hardware pseudo-random bit sequences like this one are often done using shift registers with feedback. Cue some more clued-up Spec-chum who can fill in the gory details...