Blisteringly as in Extremely Fast. If speed is an important part of your brand, this is the perfect domain for you. FYI, BlisteringlyFast.com is also available.
You can buy Blisteringly.com instantly via GoDaddy or Sedo for $50.
We recommend buying via GoDaddy for a quick & automated domain transfer, however the choice is yours. (See our FAQ page for more detailed transfer info.)