So, I still want a raspberry Pi Media centre running Kodi that will be always on and just less cumbersome than using a PC connected to the TV.
Case £11.99:
SD Card (16GB Class 10 inc postage) £4.20:
https://www.ebuyer.com/828410-kingston-canvas-select-16gb-micro-sd-card-sd-adapter-sdcs-16gb
RPi 3B+ (inc postage) £36.99:
£53 total so far…..