Here is some actual information about plea bargaining in US Federal courts, seen from closer to the actual courtroom locations than some flags imply:
https://bja.ojp.gov/sites/g/files/xyckuh186/files/media/document/pleabargainingresearchsummary.pdfThe authors of the summary are well aware of problems and inequity with the practice, where "the overwhelming majority (90 to 95
percent) of cases result in plea bargaining".
From the conclusion of the article:
"Plea bargaining is an inherent part of the criminal justice system. An official ban on
plea bargaining is therefore impractical. This has even been recognized by various scholars
and policymakers who argue that the system is in need of reform (Barkow, 2006; Bibas,
2001, 2004; Bohm, 2006; Bowen, 2009; Brown, 2005; Gorr, 2000; Guidorizzi, 1998;
Ma, 2002; Stuntz, 2004; Wright, 2005; Zacharias, 1998)"