Perhaps my toaster would have its own World Wide Web page. There would be a cute picture of my toaster, a little biography, pictures of recent successful toast, and maybe a summary of recent activities, along with tips that it has learned about good toasting. Best toast practices, as it were. A toaster's life on the web is farfetched, but the Internet still has some strange pages. It contains five activities, including how to partition your disk using a hacksaw.
Relationships happen over a lifetime, and everyone is unique.
In business, no company can afford irreplaceable employees, and employees cannot afford to be irreplaceable workers. Being irreplaceable is dangerous when a company relies on you for any key part of their business. Producing a product, selling a product, running a division, keeping the financial books, even filing important papers can all be irreplaceable functions if no one else knows how to do your job. Some people do not depend upon others to do a good job. They never relinquish control and force everyone else to go through them.