WFPV6CHGM3ZQM6VBMX57NQ2A3NRIWYLGXUJ4SMEQERTRUCLZOR2QC
4GX6NAY4OD4RXA3UJKI3LLPU43ADGF3TDV2DHPNMSLXJPPXCXKOQC
2Q437U4FVEYO3Y22OC3NC5MAYVEDTTCWCRJHBKHKWA4WZSPWYUDQC
local speed = 20 -- px/frame
local speed = App.screen.width/0.5/60 -- px/frame