smalltalk programming language..

[xnightfall]

why smalltalk language is less used?

 

[bottle]

why do you ask ? .. here are a list of companies that use smalltalk in case your interested http://www.goodstart.com/whoswho.shtml

 

[Chaos]

why smalltalk language is less used?

Its more of a toy OOP language than a real language that could be used in production systems. No one really developed good optimizing compilers for smalltalk. Its kind of sad as the language itself is really beautiful and clean.