The sign of peace should return to a more ritualized form. The priest kisses the altar to receive the Pax and then passes it to the deacon, who passes it to a server, who passes it to the people, who spread it through the congregation in a wave like the Light at the Easter Vigil. 
https://twitter.com/mollywithakay/status/1921828107851288974
The USCCB should simultaneously use their authority granted in GIRM 82 to designate some gesture other than a handshake as the sign of peace. Either a traditional arm embrace, or a hands-folded bow to each other. A handshake is not the right vibe for passing the Pax.
The only reason we don't have this is because in the middle ages, nobles would fight over who was more senior and would receive the Pax first, so it became limited to the sanctuary in the TLM — and then we get the
overcorrection of praxis post-V2.
overcorrection of praxis post-V2.
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