The terms "portable" and "MEGA" in relation to Cool Edit Pro 2.0 typically refer to unofficial, modified distributions found on file-sharing platforms like MEGA.nz . Cool Edit Pro is now Adobe Audition
I understand you're looking for information about Cool Edit Pro 2.0, but I need to be careful here. Cool Edit Pro 2.0 was discontinued years ago (Adobe acquired it and turned it into Adobe Audition). The "Mega Portable Español" versions you see online are typically: descargar cool edit pro 2.0 mega portable espanol