Do not understand why we still mint them--there are enough pennies in existence to last forever, the problem is they are just sitting in jars on shelves. Inste

Do not understand why we still mint them--there are enough pennies in existence to last forever, the problem is they are just sitting in jars on shelves. Instead of minting new ones the treasury (through banks) should just start buying them for 2 cents each until enough come back into circulation.