Not sure how Uber works in Sweden but in Kenya you can call a number and give your location and destination and they will send an Uber to you and you can pay the driver in cash.
When I see all these high tech plans to grow food in developed countries, I always wonder how developing countries who sell food to developed countries will get reliable markets.
But then again no one owes poor countries a decent livelihood.
I mostly do Node.js and Android development so I can work exclusively in Linux but some of my customers install my software on Windows. Always good to see whether everything works on Windows.