Before all the tubes got connected business cards were full of email addresses. One had at least a Compuserve address, a Prodigy address, an AOL address, a company VAXMail address, a company VM/VMS address and perhaps a DARPA/ARPA address.
All that is changed now.
Now we list Company main telephone number, Company direct dial number, Company fax number, Home number, Company cell number and perhaps a Skype id.
Actually, there are tons of people available for the Phase II and III trials. There's a whole generation of young gays who are catching HIV left and right because they don't use protection.
http://www.hvtn.org/science/trials.html Many trials have come, gone, failed, are in the works. HIV is very complicated. Is THIS IT? Likely this is a low news day or a University of Western Ontario alum day. Phase I is just to prove people don't die from taking the vaccine. A far cry from a real, successful vaccine.
Our OS who art in CPU, UNIX be thy name. Thy programs run, thy syscalls done, In kernel as it is in user!