bicycle

An expat YouTuber in China shows how dockless bike-sharing, once loved, has been flooded by competing companies. Bikes pile up, get abandoned in odd places and are vandalised, with footage from around the city.

A UK tradesman's rant on the disadvantages of air source heat pumps, covering grants, heat pump types and whether they are worth it. He argues they are impractical for many British homes.

A video debunking popular primitive-building YouTube channels, arguing that their digging, concrete and construction are staged. It uses the Primitive Technology channel as a baseline for what is plausible in a natural setting.