Besides schools, most of Userful's customers are governmental institutions such as libraries. The company doesn't target the private sector, though it has a few such clients. They include telecoms in the U.S. and Germany, who rely on Userful to create workstations in their call centers where workers can take a break and check their e-mail or surf the Web, he said.

Userful is continuing to improve its software's multimedia performance, even while enabling its Multiplier software to allow PCs be shared among even more users simultaneously, said Rousseau.