A Thai man did a similar body movement in soi Honey Pattaya several years ago and was photographed doing his business in one of the drains in the middle of the soi, much to the amusement of onlookers.
Yes, this chap was clearly unwell mentally.
No matter what their side of the story is, they tackled and disarmed a police officer who is entitled to use all discretion to arrest individuals not obeying the law.
Say bye bye to Thai poontang boys.
Mines just for watching movies, TV series and sport. Never store any personal or banking details on my box even though it has adware and security protection.