@blockchainhippy @ChrisLundkvist @Velib Shareable bikes should just come with helmets imo.
@blockchainhippy @ChrisLundkvist @Velib 共享自行车应该只配备头盔。
@blockchainhippy @ChrisLundkvist @Velib Shareable bikes should just come with helmets imo.
@blockchainhippy @ChrisLundkvist @Velib 共享自行车应该只配备头盔。