+3 votes
15 views

4 Answers

+3 votes
by

Never used it myself but one of my far away neighbors does but I'm not sure which one he uses or really why. But I am aware of it.

+2 votes
by

I had not heard of this until now.

+2 votes
by

I had not known of this either, Kninjanin

0 votes
by

It is something I learnt about only recently.

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