it helps people move faster in the short run but might slow down in the long run. so every quarter having some dedicate time to look at the tech debts and solve them my be an ideal solution.
https://www.youtube.com/watch?v=LcJKxPXYudE
you borrowed against somebody's productivity in the future.
there is very little incentive to cleanup that old code
micorservices is a socio technical problem
softwares resists being changed by too many people too quickly