Matrix Games Forums

In answering another post, someone told me about something called "the last walkable point." Can anyone tell me what this refers to?

tm.asp?m=4454093&mpage=1&key=&#4454517

Might it involve drunken sailors?

https://www.youtube.com/watch?v=Z4-ytFOS9TI

Its the nearest point a ship can get to land, a no-nav zone, ice pack, etc.