人类最不道德的订户，是不诚实与懦弱。
there is limited communication between the PSU and the switch. That can have a profound impact on operations. The reason is simple, if you unplug a single PSU, you get an error message that displays on the LCD that the PSU has failed and to contact support....
then shared it with the rest of the organization by sharing our visualizations at the executive level. The execs loved them and started asking for deeper-level visualizations, all the way down to individual groups and teams. Getting execs engaged and bought-in was key to our Tableau adoption....