When science journalist Seth Shulman began a year of study at the Massachusetts Institute of Technology’s Dibner Institute, his goal was to compare the lives of inventors Thomas Edison and Alexander Graham Bell.

AdCalls Incorporates Wi-FiTv Station for Marketing, Training and Recruiting of
VOIP, Text Message Advertising and Mobile Marketing Products. AdCalls allows your customers to make free local and long distance calls, the website says.

Faced with increasing price pressures, vendors in the European business telephony markets are beginning to heighten focus on software and applications, moving away from the margin-sapping hardware business. However, in these new high-growth high-margin markets, the installed base of private branch exchange (PBX) remains a key competitive factor. Thus, most vendors are aggressively targeting the PBX installed base.