David Stansby

Good point about the downside of banning keys - I agree though that the spec is more likely to add keys than remove them. If keys are removed, MUST contain...

Is there a desire/need to have backwards compatibility between versions of the spec now? As far as I remember every version increment has been backwards incompatible up to now.

Hold on a minute, this isn't *another* proposal to silently edit (ie., change without incrementing the version number) 0.5 specification is it? If it is, please please please can we...

> Wouldn't say so. The change just doesn't demand the version to be written in the plate/well/etc structure, but it doesn't invalidate the keys if they are there. I think...

What if I had a single labels image, that was not associated with an underlying 'normal' image, and therefore not inside a labels group? And in general I don't think...

Nope, #351 concerns `inverseOf`, this concerns `byDimension`.

For the second point, another suggestion is: ```json { "type": "byDimension", "input": "high_dimensional_coordinatesystem_A", "output": "high_dimensional_coordinatesystem_B", "transformations": [ { "input_axes": [0, 1], "output_axes": [0, 1], "transform": { "type": "scale", "scale": [0.5,...