Those plans about the Bitcoin city were announced in November last year. Have there been any further developments since then? I have not heard anything new about this project for quite some time now, now that I think about it.
The Bitcoin city project have been kick off and at a developmental stage, there is several news on that direction in the public domain, you can read other related thread that seek to discuss more details on the progress of the first Bitcoin city and also check out the thread and have a read through you will fine credible information on the state of thing with the Bitcoin city project. You can also read through this article to get updated with the launch of the project and other information.
https://indianexpress.com/article/explained/explained-el-salvador-bitcoin-city-7635303/Good to know they are moving ahead.
This is an ambitious project, with multiyear development and many stars have to align to see it completed.
I guess it is could potentially bigger project ever for El Salvador, so good to hear this is moving in the right direction.