No, you're just the equivalent of someone who has smoked a pack a day their entire life but doesn't have cancer insisting that that lung cancer business is overblown and unscientific. Even a high risk isn't a guarantee.
I'm not sure what you refer to. What risk do I face using a laptop?
If you mean my statement about ergonomics, look into it yourself, you will find mostly pseudo-science and unsupported claims, and an industry of experts and products that makes a lot of money. If it works for you, great.
