More likely when problems arise you "team up" with someone who knows [almost] everything. And I agree with other posters that this isn't something new. That's

More likely when problems arise you "team up" with someone who knows [almost] everything. And I agree with other posters that this isn't something new. That's the separation between senior and junior specialists (and no - if one doesn't know what network latency is, that one is not a senior frontend engineer).