These trends are not heading in a direction that portends an infinite ocean of denim and sweats, but rather for a re-emergence of business casual or even smart

These trends are not heading in a direction that portends an infinite ocean of denim and sweats, but rather for a re-emergence of business casual or even smart casual in the workplace for programmers, and again for suits in the managing establishment. Says you. You must be exposed to very different workplaces than me. I've yet to work at a place in the last ten years where any of suits, business casual, or smart casual is practiced, or encouraged. Pretty much, normal street clothes are perfectly fine.