As a common yellow dwarf sun in the remote outer Orion arm of an undistinguished galaxy in one far corner of an average supercluster of galaxies, we're not likely on any superhighways of interest.
True. With scopes like Webb, it is already getting rather easy for us to see such things around other nearby stars and exo-planets! But then, oxygen is also manufactured in most stars and is actually the third most abundant element in the universe due to nucleosynthesis!
Radio is the obvious choice.
Then your ass is grass.
Actually, we will likely discover microbes, simple cellular life or pond scum 1000X over before we are likely to ever come across another intelligent civilization.