>You could say that about any new product. Here! Use this cellphone! What? The battery can explode when it overheats? Don't worry about it! Almost never happens

>You could say that about any new product. Here! Use this cellphone! What? The battery can explode when it overheats? Don't worry about it! Almost never happens! If the battery explodes you will know about it. Each explosion will be an independent, isolated event. They will not all blow up at once. A better analogy would appeal to concerns over EM radiation from cell phones. In that case, it turned out to be harmless - at least in terms of cancer risk. And that single, highly-controllable factor took years to validate for safety. >Is there even a plant out there that has harmful side-effects two decades after you eat it? Gluten sensitivity can take years to show up, and months to get better after you've cut it out of your diet. For years doctors dismissed patients who claimed to be suffering from wheat allergies. Absence of evidence is not evidence of absence.