If you were able to do this I think you’d find card readers built into laptops would be much more ubiquitous. It’s very commonly an option on business laptops already (probably thanks to the US government making heavy use of contact smartcards).
And as for transactions on mobile phones, most of them have NFC as well; contactless payments could work there too.
There's no reason that with chip technology as ubiquitous as it is that card readers shouldn't be more widespread. The fact that they aren't right now shows that the market isn't there
And as for transactions on mobile phones, most of them have NFC as well; contactless payments could work there too.