Well you are in luck! Honda is bringing it back but instead of 50cc, it is now 125cc!
More information here;
https://rideapart.com/articles/honda-revamps-monkey-2018
Cool! Another tiny bike. Now who's planning on buying one?
(https://media1.tenor.com/images/414ef700b357c9bf60a91b5c18051867/tenor.gif?itemid=5822230)
Dear eight pound, six ounce, newborn Baby Jesus in your golden fleece diapers, with your curled-up, fat, balled-up little fists pawin' at the air...let Yahama come out with an updated, 125cc 2 stroke YSR.
I really "need" one of these ! ;D
Now that be looken like a fun bike.