The One Dollar Doctor
A PhD requires about 10,000 hours of work: reading, instruction, research. An HDTV channel requires perhaps 15 Mb/s of compressed information. If the data flow to a student averaged HDTV rates, 3600 x 10K * 15M = 5
An 8000 satellite, 40kg server sky array might cost $1M; $760,000 to manufacture and $240,000 to launch (WAG). It might transmit 50 Gb/s of information by superposition of many packets to multiple ground stations. If the service life is 6 years, 200 million seconds, it can ship (5e10