Marcelo Salvador is an experienced YouTube influencer based in Portugal. He provides tutorials and overviews of Linux, FreeBsd, OpenBsd, NetBSD and other Open Source operating systems. Marcelo Salvador is passionate about Open Source and has years of experience working with it. He creates videos that are easy to understand and follow, so that viewers can get a better understanding of the systems and how to use them. He also provides advice on how to troubleshoot and debug any issues that viewers may come across.