There is a place for cheap, untracked components. A hobbyist being able to pick up a bag of op amps for a couple bucks is great, even if sometimes they're not actually the part number they say they are. It's just the risk you take.
When you use counterfeit power components like SCRs, the risk you take is burning down your house with your family still inside.
Hey, it's your call. You're free to use what you like. Just don't say we didn't warn you.
Millions of those 'counterfeit' components are sold inside millions of Amazon products every month to US households.
Don't go warning me, I at least have a clue of what I'm doing and what to watch out for. Go warn every neighbor you have buying $20 junk on Amazon that includes the components I'm using for a specific small hobby task.
When you use counterfeit power components like SCRs, the risk you take is burning down your house with your family still inside.
Hey, it's your call. You're free to use what you like. Just don't say we didn't warn you.