Looking back at my own career, I do not jump ship every 18 months, and I have been able to accumulate deep knowledge that are broadly applicable, that has enabl

Looking back at my own career, I do not jump ship every 18 months, and I have been able to accumulate deep knowledge that are broadly applicable, that has enabled a lot of options when it is time to go to a new company. So in addition to having better continuity of institutional knowledge, there is a benefit to staying on longer (at least for me).