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A comment on Vertically aligned carbon nanotubes triple the density of lithium batteries. Parent comment

Re:Vertically aligned carbon nanotubes triple the density of... by snovv_crash on Wednesday October 07, 2020 @12:12PM (#24709670)
It's more like 20% of the bike's cost should be in locks.

And a 1.5kg bike? What kind of bikes are you looking at?

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