Creating an animated random colour grid using Excel Office Scripts

Creating an animated random colour grid using Excel Office Scripts brought to you by the ever lovely Jennifer our AI robot!
"So here we are in excel online. I have built a grid. The script will change the colours of every cell in this grid. in this range. Every half second or so it will change to a whole new set of colours. So, let’s see it in operation. We can see the colours are hanging. This will go on for 11 iterations...."
Github repo includes the workbook: github.com/MrAnalyticals/Offi...