I love the way Lichen colourfully softens the concrete in my garden:
I would like to try dyeing fabric with lichen, but it seems such a pity to disturb this prettiness!
Team Fodder from the UK have designed organic tin tiles, which are made to encourage the growth of moss and lichens. [via Designboom.]I would like to see them when they are "fully grown"
[PS - Fortunately my computer has made a speedy and inexpensive recovery. Whew!]