>>49119768She has an average of 8000 viewers and a million subs. She cannot acknowledge you as an individual or recipocerate your feelings. The human brain is just not equipped to do that, fan mascots and fannames are cute, but they are used to ease in the vtubers to make them easier to personify a faceless screaming mass.
GFE is a term used by e-girls and literal escorts, and co-opting the term to make it seem like it's a good thing debases your own value as an individual and relegates your oshi to the same level as those escorts. Just enjoy their company and leave it at that. Or watch smaller vtubers who can actually identify individuals.