Tinkering with remote desktops as supported by the eyeos.org project. The current version offers few applications including a simple Office-like suite and chess game. While not yet Citrix on the cheap, platforms like this could mature into an interesting VDI option.

Connectivity will become that much more critical if these tools are to be taken seriously. Connectivity and carriers will move to the center of the enterprise.

(See also: eyeos.org)
(See also: eyeos: eyedocs)