However, if the open education is truly free to users, then the system could lack the resources to keep going.

The follow-up study in 1997 found the systems still lacking.

What the system lacks so far is a chief prosecutor.

It was found that critical systems were lacking sufficient quality control.

Many embedded systems lack the tight real time requirements of a control system.

Officials and the advocates agreed that the system as a whole lacks the room to meet the demand.

These games also provide real-time feedback on how well you are doing while playing the game, something that educational systems lack in.

As a form of government, Japan's system lacks transparency and public accountability.

The metric system also lacks a parallel to the foot.

Those systems, however, lack the knowledge and resources to build a jumpship space force.