The Blitz language evolved as new products were released, with recent incarnations offering support for more advanced programming techniques such as object-orientation and multithreading. This led to the languages losing their BASIC moniker in later years.
The evolution of the Blitz language is tied to the release of new products, which introduced features such as object-oriented programming and multithreading.  This led to a change in how the language was perceived and labeled, moving beyond its original BASIC designation.