(In fact, charitable donations are often tax deductible.) Even if you make gifts to another family member who is not your spouse, a friend, or a business associate, they are not taxable under federal guidelines, until their cumulative value exceeds $13,000 (for the years 2011 and 2012).
Thunderbolt is a revolutionary I/O technology that supports high-resolution displays and high-performance data devices through a single, compact port. It dramatically redefines the idea of expansion.
Thunderbolt technology is what was Intel's Light Peak. It's not an Apple technology, but rather the culmination of Intel's handiwork in combination with Apple's mini DisplayPort. While Light Peak was developed to work over fiber (literally for light speeds), Thunderbolt is implemented over copper.