I finally got the Symbolics keyboard I've wanted for a long, long time:

Note the Hyper, Super and Meta keys. No Alt. Caps Lock and Mode Lock are alternate action. And who needs cursor keys anyway.

Seventies keycap shape:

Detachable cable:


Double injection molding. The switches are
micro usa, IIRC. These here don't appear to be labeled:

Close up of the mug, it actually fits better to the new slim style 'board:

HHKB size comparison:

Switches are linear which is fine with me as I drift (back) towards linear switches. Nice sound.
And this keyboard is heavy. Didn't put it on the scales yet but an SGI AT101 was light in comparison.