I think my T5 design questions might have got lost in my draft folder as I tried one last time to work it out myself - but when I get a moment, I'll try and post them.
Phil wrote:
I believe the original CT '20% fudge-factor rule' was intended to avoid making ship design too complicated.
I must admit that tempting though it is I really am not planning on using that leeway if at all possible! (Hence taking second and third looks at what I can get rid of as the rules won't allow me, yet, to build bigger.)