[NTG-context] Details.pdf -- how current?

Given that ConTeXt has been under development for 10 years since the Details manual was written, can someone tell me how much of the material in is still applicable to recent betas? The examples use parameters that are not documented on the wiki, such as "inner" (\setupfloat) in this example on p.61: \setupfloat [edgefigure] [default={inner,height,high,low,none}, maxwidth=4cm, margin=\strutdepth] -- Peter Park Nelson peter.park.nelson@gmail.com