The half-used ink cartridge wouldn't print until it was re-enrolled in the "HP Instant Ink" program for $4.99 per month.
The model can be used in schools to teach kids more about sexual pleasure instead of simply how the genitals work.
We talked to some radical, left-wing publishers about why the time is ripe for Britons to start printing their own radical literature.
It might not be this year, but working 3D-printing into the gun control debate will have to happen sooner or later.
3D printing hasn’t quite hit its stride. Its primary appeal seems to be its novelty. 3D-printed sex toys are far from perfect or accessible. But as I saw first hand, their pioneers are hoping to change that.