Yes
Only if...
No
Not even interested
Sorry light weight does have things to do with engineering. Material like you said are all part of the engineering. Putting too much weight isn't great either, putting weight in the wrong areas is also bad engineering.
I didn't come into this thread to have a dispute, I only explain why some people feel that way.< I didn't say anyone is right or wrong, is how people expect when you throw some money into it.
Zero factor? Afraid not.
Masterpiece paper prime for $100?
Yeah okay