Because they would genuinely suck, and a big waste of club resources and time. Being tall and athletic with no footy IQ doesn't mean they'll make it as a AFL footballer
I hope the club has put a complete line in attempting to convert basketballers into try hard footballers. Hopefully we've seen the last of the Farris-Whites and Austin Bradke's of the world.. (no offence to them)
There are genuine ruckman and defenders hidden all over the country, we just have to find them.
Or if we want to go outside the box, then go down the Irish route which our club started the very first experiment.