At the recent Photo Plus Expo show in New York we spoke to Chuck Westfall, Technical Adviser at Canon U.S.A's Pro Engineering and Technical Solutions division about the future of DSLRs and the recently-announced EOS-1DX in particular. The full-frame EOS-1DX is intended to satisfy the needs of photographer that want high speed, high resolution, and HD video. During our interview Chuck went into more detail about how the requirements of professional photographers are evolving, and what Canon is doing to address their needs.