even bza-vskp run also very slow tats y people many times prefer hwh-mas mail due to its timings and punctuality,due to politicians stoppages r increased nd travelling time also increased ,the politicians hv done this to tamilnadu exp(5 stoppages to 10 stoppages)but avg speed now also some what 67-68 kmhr many times t.n exp reaches half an hour early at chennai central,gitanjali exp(8 stops to 23 halts) and 65kmhr avg speed,but coromandel frm 3 stops to 10 stops and avg speed just 61-61kmhr