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• Found an online reference.
• Enhanced significance of this design, i.e. use of cables to provide rigidity/stability, which is the key to its notability. Linked to relevant articles and linked back to here.
• Question of flex in portable bikes sadly underrepresented on W. Somebody, such as me, would do well to introduce it into the articles, with references back here.

Gzuckier ( talk) 21:29, 13 May 2017 (UTC) reply