Most scientists use computers as a tool to prove that something works. Since few scientists are required to make commercial tools based on these ideas, so there

Most scientists use computers as a tool to prove that something works. Since few scientists are required to make commercial tools based on these ideas, so there is no reason to use latest software engineering fads/techniques. I know a guy who writes his software in VBA+Excel, and for him it is all that he needs to get data for his scientific papers.