For the : Yes, with caution. Building your own portable instance using a legal perpetual license and Microsoft's App-V or VMware ThinApp gives you a powerful, legal, emergency CAD tool on a USB drive. It is perfect for site visits, client meetings, or working on locked-down corporate laptops where you lack admin rights.
Advanced users sometimes run BricsCAD via virtual machines or cloud desktops to access the full Pro or BIM environment from any hardware. System Requirements for V21 Bricscad Portable -2021-