"Downloadable" should be "weights available" by analogy to "source available". K3 is weights available because it includes usage restrictions. K2.6 is open weig

"Downloadable" should be "weights available" by analogy to "source available". K3 is weights available because it includes usage restrictions. K2.6 is open weights, because the only restriction is a weaker version of the "obnoxious BSD advertising clause", which is accepted as FOSS.