Generally speaking, crypto signals are great tool for a good trading experience, however crypto signals, analysis, predictions, forecast does not always come with 100% accuracy, there are certain times the signal providers get it wrong.
Obviously speaking, we all know that the crypto market is difficult to predict, forecast or even get an accurate analysis over times. To get the trust of any crypto signals, you are required to have more than a basic level experience and should not be a newbie.
In a nutshell, I think that crypto signals can be trusted but with an added trading experiences, at least, above a basic level trading knowledge.