 At the core of Rae Assist was a technology that a group of Apple employees had developed under the direction of Samir Arora.The so-called SOLO (Structure of Linked Objects) architecture was an object-oriented application framework, which could work with a variety of databases, including 4th Dimension and SQL databases, as well as communication-based services like e-mail.After Samir Arora founded Rae Technology in 1992 as a spin-off from Apple Computer, the first release of Rae Assist was due in 1993.