Glasses aren't for people that are blind. There's no cure for blindness. It's simply for people who have poor eyesight. And yes, people would go blind if they did not cure their vision problems.
Nothing important occur.
=== ===
Blahblahblah
No trade and commerce would have been possible.
New technology would be invented.
the world would exploder
A lot of things woodent have been invented. A lot of things wouldn't have been invented. A lot of things would not have been invented.
You would walk.
you talk about who you would do if you werent dating
I would die if sports wasn't invented
Njc all the way
Nothing would happen. Today Morse Code has been replaced.