Alternatively , buy a Canon for a hassle free tether straight from the box , for free ... Yes there are workarounds for Nikon , but you must admit that it's a lot more hassle , and one thing you don't need in the dark and cold at 3am is more things to grieve over. I am biased towards Canon obviously , but I only went down that road after extensive research and investigation before purchase , well before I was even on-line and with access to the good folk on SGL to guide me. Had I been on-line and active here beforehand I would now be the very happy owner of two EOS1000D bodies , oh that's right I am , funny that ...