"We have four different coloured recycling bins that are collected based upon a collection schedule created by the council" so "the second part of the puzzle was creating a Node-RED flow which polls my local council website each day. The BinDayCator then uses this to automatically show the correct bin colour(s) and pulse when the bin needs to be put out. The tutorial for this part is here:
"When I tweeted about my creation, I was amazed to find it struck a chord with lots of people, getting nearly six thousand retweets, two million views, and reshared on Reddit and Facebook where it got thousands of comments."