Latency is a huge issue“In 2012, the average worldwide RTT toGoogle is still ~100ms, and ~50-60ms withinthe US.”http://www.igvita.com/2012/07/19/latency-the-new-web-performance-bottleneck/“we are looking at 100-1000ms RTT rangeon mobile”Ilya Grigorik
3G Radio Resource Controlhttp://web.eecs.umich.edu/~fengqian/paper/3g_imc10.pdfIDLE CELL_FACHCELL_DCH Idle for 5sIdle for 12s1-2s delay!Exact timings vary and depend on carrier NOT device1s delay
http://www.ﬂickr.com/photos/fastjack/2943793818It’s not just about speed
Some things blockhttp://www.ﬂickr.com/photos/timo/3995227
http://www.ﬂickr.com/photos/wiertz/6922984303What’s needed to render the page?