It makes it impossible to share part of a business, including stocks. It also massively increases the friction of takeover by killing all employee, vendor, and

It makes it impossible to share part of a business, including stocks. It also massively increases the friction of takeover by killing all employee, vendor, and client contracts, so the buyer cannot benefit from any of these without arranging for it separately. It also invalidates the strategy of leveraged buyout. But yes, it can be done in principle. Which is especially important in the "who will take over the local dentist's office" scenario - this system would heavily favor small business owners who want to do the business personally over holding corporations and PE funds.