The Tesoro Excalibur SE Spectrum features Tesoro's new infrared optical switches co-developed with Gateron. This is a keyboard that aims to take customization to the next level, thanks to the ability to mix and match switches as per user preference. The choice is between linear and tactile/clicky switches that are rated to last longer than traditional mechanical switches with faster response times.
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips