SPARC notebook running Solaris ? What for ?

Apart from reasons from developers and on-site support engineers, there are reasons from others as well.

One of them, taken from a product overview of BULLFROG, a Dual 1.2 GHz UltraSPARC IIIi, up to 16GB RAM, notebook from Tadpole :

… Ideal as a mobile workstation or as a portable server for rapid deployment in military and disaster recovery applications. Offers uncompromised levels of performance (and unrivalled security, together with Trusted Solaris) in a fraction of the space required by alternative solutions. …

Of somehow related, Comet 12 – Ultra-compact notebook version of the Sun Ray ultra-thin client with Wi-Fi.