You know the investing disclaimer about past performance being no guarantee of future returns? Well, check out this slice for a nearly literal off-label application.
With my newish knee ligament and the connected parts getting stronger, I've stepped back on skis of the Nordic variety the past two weeks. Six pristine inches of snow and the federal holiday Monday encouraged me to hop on a nearby multi-use path for a shushing jaunt. The outbound journey went a deliberate 2-3 miles. Fairly wet snow and old, neglected skis meant I sometimes had to pause, scraping from the ski bases clumpy chunks, harshing on my meager glide. A small headache, I figured, given the passable ground coverage that meant I could keep skiing. I made even quicker work after turning around to head downhill. That is, until about a mile into my return when first I saw ominous tread tracks; then the surface changed texture: