1) yes software companies, especially ones that host any kind of public facing app, need to be able to manage authentication. 2) every business is going to hav

1) yes software companies, especially ones that host any kind of public facing app, need to be able to manage authentication. 2) every business is going to have internal applications wether bespoke or something on top of ERP/CRM software so the same applies here. 3) when you use an app (either professionally or personally) you need to have an exit strategy, you’d think Oracle’s latest games would teach everyone that. All these SAAS apps have nothing, so self hosting with directory/file servers is the way to go. 3) MS and Apple OSes really need some of these things to function in a corporate environment. Unless you’ve got everyone on Linux or are doing BYOD then you’re going to need directory servers to coordinate IT.