Potatoes because rocks are damgerous.
To science doth we do the weird, replicathith the rock of ancient times with the knife and thoth potatoe. In times of monke the brocky the rocky do doth be the best tool for a good rave. ye oldowan years ago aka 2.7-1.7 mega-annum, the rocketh was bonked 5-6 times to perform thunk thunk tasks. held by the habilis und maybe young australopithecine monke twas basic but sharp flakes and bonked rock scraped flesh from the bones of the delicious innocent. Where? Africa. So what? An old monke can make stuff can you? it shows where makey makey came from, boomer times. ye acheulean years ago bonking got serious, from 1.7 mega-annum to 100 kilo-annum the bonking happened ~50 times. showed the monke of dem times da ergaster and erectis did the smorts and that's the so what and the who. Where? Still African. why? because the sharp wannit sharp enough to do the saftery. ye mousterian years ago arkabar without the k-bar 600-100 kilo-annum, big monke neandrethalensis did the advanced bonk in a big brain way. why? because they were smort. where? not Africa, Europe. the bonk happened ~150 times but from big rock to make advanced boi with many much skill. so what? the monkes they're getting swole in the brain. ye upper paleolithic years ago was maybe 100 or so grandpapi's ago, they did >250 bonks to create some ice toolness. where? yes. why? everything at once. so what? they were the big brain with the funky lead to good things in the nowness.
rock in tatata tater form
oldowan v, acheulean v, mousterian v, upper Paleolithic v
sorry if translations hurt your brain