Im sure prolonged use is good for the brain

I wonder if this could work on people without senses of smell

Their article: https://writetobrain.com/olfactory

In the end, our headset got a bit hacky: It ended up having a knife taped to the probe for mechanical support. At the time, all of our headsets had a knife taped to the probe, as untaping the knife lead to software errors.

I'm sorry what

the hardware equivalent of "I have no idea what this section of the code does but if you remove it, it breaks the app"

you could reasonably encode the meaning of a paragraph into a 400-dimensional vector. If you had a device which allows for this kind of writing, you could learn to associate the input patterns with their corresponding meanings. After that, you could directly smell the latent space. A bit of ultrasound, a breath in - and you understood a paragraph.

I smell kung fu.

It's the endgame to "load bearing line of code that's supposed to do nothing"

It's written in CRAB —which is like C#, but sharper because knife.

VR porn with realistic smell incoming.

From the article:

no one has ever done this before, even in animals.