This morning oil broke short term trendline support at $44.50 in thin volume and a failure to hold this level could bring in further technicalselling targeting the "Christmas" lows of $36.20.
It encompasses not just a technical infrastructure but also a user experience framework, usually some form of a selling channel, and a defined large-scale developer ecosystem.
Traditionally they have made billions by selling their programs, often demanding hefty sums to install them and then charging an annual maintenance fee for upgrades and technical support.