Wow! Wonderful photo, Dog. It took me a moment or two to orient myself and locate the steersman!
As to tiller vs wheel, well its largely a matter of taste and practicality and the important points have already been made here and elsewhere. I'm a tiller man myself.....
Leith (rhymes with teeth) is the port of the City of Edinburgh in Scotland. A Leither is someone who comes from that area.
I must go down to the sea again, to the lonely sea and the sky - I left my shoes and socks there, I wonder if they're dry?