“How much it is easy and fast to,
…made bends on frames @sheet metals, pipes and wires etc.?
…convert cross sectional shape of frame (pipe, sheet, wires.) into different or another one?
Why we care about it, why we have to think further, why need to change in this technology, why to go further?
All because of its use, because of its applications, because of its custom-ability, because of its advantages, or all because of its easiness.”