My last post on the new dynamic keyword sparked a range of reactions which are not uncommon when discussing a new language keyword or feature. Many are excited by it, but there are those who feel a sense of…well…grief when their language is “marred” by a new keyword. C#, for example, has seen it with...

The “copyleft” provisions of the GPL ( GNU General Public License ) require that any changes or additions to a GPL licensed work must itself be licensed under terms that adhere to the GPL. Critics of these “copyleft” provisions have derogatively labeled the GPL as a “viral” license. Such criticism points...