Perhaps it was discussed much earlier, but for the exchanger I would make a mobile application, so that at any moment there was an opportunity to change currency or trade
Discussed relatively recently. I think over time will do at least this is on many exchanges.
The more exchanges for the project will be, the faster the token will be traded in the future, but you still need to consider how the developers themselves will
This is true, but it is important not only to place a coin on some stock exchange, but also create demand for it and maintain high trading volumes by attracting traders.