Earlier quoted context omitted.
> For starters I'm 1 person, so the market is not O. And I know of others, and I know I'm not alone. Clearly you don't work in test and measurement. I said approximately 0, when compared to smartphone sales… which it is. I don’t need a survey to know that, since the vast vast vast majority of people using phones don’t even know what an oscilloscope, a DAC, or an ADC is. If you think that’s untrue, I’d suggest widenin…
To expand upon that point: a new feature for smartphones that really takes off has to fall in one of two categories: 1. so incredibly convenient to always have with you, that everyone's willing to overlook shortcomings compared to dedicated equipment. Prime example: camera. 2. Offer a new type of use that is widely considered desirable. Example: mobile access to Internet. Most use cases either cater to too few people…
The GP seems to be basically saying the same thing as many others have expressed. They want their phone to basically be a PC. Whether that involves upgrading, installing your own OS, or otherwise just being able to use it for an arbitrary workload.
I don't know why the market is such, that expensive phones remove features, such as extra sim card slots, sd card slots or head phone jacks. It doesn't seem impossible that Samsung could find room in their lineup of 8000 phones to have a ruggedised phone, with some kind of standardised interface on the back.
especially, as increasingly you go to a restaurant and the waiter has a phone/ tablet. and I'm sure there are many other industries that could do with basically a phone, that does one extra specialised thing, be that an rfid scanner, or a bore scope, or a label printer.