Interesting hyperbolic model here: https://www.researchgate.net/publication/325664983_The_21_st_Century_Singularity_and_its_Big_History_Implications_A_re-analysis
Interesting hyperbolic model here: https://www.researchgate.net/publication/325664983_The_21_st_Century_Singularity_and_its_Big_History_Implications_A_re-analysis