And because there is an explicit relationship between u, delta u, q and w, you can always find the easy way to derive the change in internal energy or the heat or the work.
Making activity streams workin a social network internal to a company is much easier than getting all the companies on the public social networks to play nicely together.
The following year it bought Jefferson Wells, a specialist accounting-staff firm a purchase that was to prove spectacularly well-timed, just before America's Sarbanes-Oxley act caused a surge in demand for staff to work on internal audits.