A step towards the construction of a high-rise building at 7 Twarda St. It will be narrow, tall and undercut

This could be 1 of the most different skyscrapers in Warsaw. It is to be built on a narrow game of land at 7 Twarda Street in the city center. A building licence was issued at the end of June, although it is not yet legally valid. What do we know present about the planned investment?