There exist multi-cart vapes where you can load up 4 different carts (one THC, one CBD, one Terps, one Flavoring agent, as an example) and control the dispensed

There exist multi-cart vapes where you can load up 4 different carts (one THC, one CBD, one Terps, one Flavoring agent, as an example) and control the dispensed amount of each via phone app.