for invention of writing:
messages on your phone, your's text books, note books, diary, any written messages on any packages for information and guidance, doctor's prescription, teacher's comments and marking of your test papers , road signs and information along road sides for guidance, all are possible due to invention of writing.
For invention of wheels:
all vehicles are able to run due to invention of wheels
Lester Young played the Saxophone and occasionally the clarinet.
They wore garments made of Kente for special occasions.
If I’m not wrong Francis Marion was the soldier who used “Gorilla Tactics” in which he and his men would first attack the British than they would retreat back into the swamps from which they knew extremely well and the British did not.
