Tire rubber is really hard and durable and once attached under your shoes, I can guarantee they will survive much longer than the shoes themselves.
Now imagine the number of shoes produced and thrown away every day. Considering the number of for tires that could be recycled in soles, I'm surprised not to see any major shoe brand jumping on the occasion to greenwash their name.
Anyway, if you're interested to do it yourself, you can find the procedure here.
A small step for man... would become a giant leap forward for the environment