Making it requires that the makers stay in the same place for a large fraction of the year. Furthermore, if they are forced to leave for any reason, all the effort they have expended so far is wasted and they probably can’t try again until next year.
That’s a relevant feature for figuring out the consequences of depending on grain production. I’m not sure it’s a relevant feature for the purposes of deciding why growing grains became so popular.
You left out an important property:
Making it requires that the makers stay in the same place for a large fraction of the year. Furthermore, if they are forced to leave for any reason, all the effort they have expended so far is wasted and they probably can’t try again until next year.
That’s a relevant feature for figuring out the consequences of depending on grain production. I’m not sure it’s a relevant feature for the purposes of deciding why growing grains became so popular.