Sneakers can be a tricky thing. Often, they are either too sporty to be practicable for everyday wear or more shoe-like than performance, therefore limited to fashionable pursuits. There are some which can cross these lines – classic tennis shoes like Stan Smiths come to mind. All that being said, sneakers, especially purpose-built ones, have a job to do beyond simply looking good. And, as runners, the OTC crew know from good performance footwear. The Adidas Terrex line is one…