There are lots of edible plants that we consider weeds, All parts of the dandelion are edible, Coltsfoot(or commonly called "elephant ears" in some places)are like spinach, Cattails have at least one part edible at all times of the year. That being said I would not eat anything near an active roadway, there just too many weird chemicals from cars and pavement seeping into the ground.
Nasa might want to quit sending spiders into space, I don't think an alien civilization would forgive us if we accidentally inflicted them on another unfortunate planet...
The only flaw I can see is that the time is too small to read at a distance, because there is no freaking way id ever get that close to a fly eating clock..... just saying...
Everyone uses .PNG now pishaw!
Because I smell some harmless trolling opportunities
But that is neat.