Never heard of it? ... neither had I! NOT until spotting the link posted below.
AMAZING what some blokes get "up" to. It is, apparently, a modern form of voyeurism ... courtesy of their mobile phone cameras.
Legally, an act of this nature can ONLY be prosecuted within the UK if it occurs in Scotland.
Elsewhere, such violations of privacy are treated as "acts of gross indecency" and/or "public nuisance", ... dealt with - at most - by a nominal fine imposed at a Magistrates' Courts.
But one victim is intent on "redressing" ('scuse pun) the balance - by campaigning for a change in how the law presently operates in that (dis)respect.
www.bbc.co.uk/news/magazine-40861875 ...