* The name evokes a sense of adventure and exploration.
* It's easy to remember and pronounce.
* It can be shortened to BTCW, which is a catchy acronym.
* The name is versatile and can be used for different genres of music.
Cons:
* The name is not particularly original and may be too similar to other band names.
* The acronym BTCW could be confused with other things, such as the Bitcoin cryptocurrency.
* The name may not be as appealing to international audiences who may not be familiar with the English phrase "beyond these city walls".
Ultimately, whether or not BTCW is a good band name is a matter of personal opinion. If you're considering using this name for your band, it's important to weigh the pros and cons carefully to make sure it's the right fit.