If you used pandoc hen you were programming your thesis. ;-)

It depends on what you want to achieve.

Vi and it’s descendants are brilliant editors for a programmer but not for writing prose. So stay away from them. ;-)

Do you want just to write text without being distracted by an overwhelming gui or are you fine with the hint at options?

Do you want to write in a terminal?

How much do you want to format while typing? By typing the format commands into the text or by clicking on buttons or ctrl-key magic?

Do you need version control?

For each of your combination of answers there are different solutions.

Poland would have under PiS, but not anymore. Unless Slovakia steps up, who would? All others see Orban as a criminal, who siphons money off and ruins his country.