What counts as a trendy technology? I’m sure tcp/ip was once trendy, as was HTML, RDBMS, etc.
Ironic how sometimes people embedded in tech can be the biggest luddites.
A large majority of trendy new technologies in the software industry are driven by ephemeral industry buzz.
It takes time for us to collectively separate the wheat from the chaff. In the meantime it's generally wise to stick with what has worked in the past.