"Developing" your own language – what should it look like?

I would like to redesign the appearance of the 26 letters of the German alphabet, the three umlauts (Ä, Ö, Ü), the numbers from 0 to 9 and the most important punctuation marks (see below) into my own characters. Is there a particular logic behind the appearance of these symbols? Do my own symbols have…

Which stock exchange displays real-time stock prices on Google?

Until now, I always thought that was the Frankfurt Stock Exchange in Germany. But that can't be right. If you google "Alphabet shares," for example, you'll see this chart… However, the current real-time price of Alphabet in Frankfurt is as follows… But it can't be a US stock exchange either, since the stock exchanges in…

Why isn't Dabro written in Cyrillic letters?

Hello, I'm German but a huge Dabro fan. So I only understand a few words, but I'm wondering why they spell it Dabro at concerts and other events and not Дабро. Does anyone know why? Why not in Ukrainian, since they're from Ukraine? Here is an example where it is written like this: https://youtu.be/FTxZvAP-tQQ?si=HT_w6gntzhfGM3Gn