User blog comment:IndigoOnIceCream/Map Games VS Timelines/@comment-30228680-20120209053320/@comment-1593341-20120213191724

Probably TLs. Because a lot of the time they are thought out in advance and while the POD can be wildly implausible, the resulting history that stems from it can be extremely plausible based on the POD. Map games on the other hand just go on people's whims and generally aren't thought out.