Everything I've tested.

Looks decent but needs a permanent power supply, which makes it impractical.

Kept tea warmer than a plain mug but clearly behind the Ember mug.

Colourful flames that looked straight out of Harry Potter.

Surprisingly functional for eight dollars, though it looked close to exploding.

It works as a carrot sharpener and makes decorative flowers, though he prefers the sharpening.

A ketchup-firing gadget tested on a burger with an unclear outcome.

The heat-conducting knife genuinely made cold butter noticeably more spreadable.

A strange smoke bubble toy aimed at small children that he joked was vaping for kids.

A silly automatic bubble gun that he enjoyed despite his dog not being a fan.

A working smart plug with Google Assistant and Alexa support for about seven dollars.

A novelty giant enter key that was disappointing to press.

A voice changer with odd effects, some passable and some strange.

It does turn eggs into cubes, though the point of it is questionable.

A five dollar sunset lamp that gave a decent Instagram-style photo.

A fun idea for printing sweets, but the result tasted of strawberry and paper.

He called it possibly the most useful 2.50 he has spent, since it covers blind spots.

Two M1 Max chips fused for double the CPU and GPU performance, which he found shocking, though real-world results outside Apple apps remain…

A well-thought-out 5K display that could be the easy-to-recommend compromise for Apple fans.

A safe refresh that brings the M1 chip to a much lower price, though the storage options are awkward.

UK researchers' 3D-printed drones use thermal sensors and sirens to keep rhino poachers away; rated 5 out of 10.

Lidar revealed a sprawling Mayan city hidden under the Guatemalan jungle canopy, scoring 4 out of 10.

A trackable, pingable smart umbrella that withstands strong winds, given 4 out of 10 for wildness.

Gave Neuralink the top 10 out of 10 for the monkey controlling a game by thought alone.

Clothing made from out-of-date milk uses 15 times less water and could change the world.