Such uracilated ssDNA was used for Kunkel mutagenesis.

Overbleaching your hair can damage it.

the Rastas wanted cannabis legalised, and a reserved plot on the land out back for their Nyabinghi gatherings

I attribute it to successive campaigns of stupidification, not unrelated to actual machinations of the ruling class, shaped in a particular, post-60s way, but also not unrelated to Neil Postman's notion of “amusing ourselves to death” and Mark Crispin Miller's notion of big brother is you, watching (on the former, see the book of that tile; on the latter, see Boxed In: The Culture of TV).