I went back and found all the press releases to see when they increased speeds over the years lol
My parents have always had the cheaper tiers. Performance, then Performance Starter, then I switched them to Prepaid in 2017.
We actually still had a 2.0 modem (SB5100) until 2017 on Performance Starter. Was working fine on 10/2Mb, then we got an XB3 when we switched to Prepaid.
1998: 1.5Mb download / 128Kb upload
2003: 3Mb download / 256Kb upload
Early 2005: 4Mb download / 384Kb upload
Late 2005: 6Mb download / 384Kb upload
2008: 6Mb download / 1Mb upload
2009: 12Mb download / 2Mb upload
(Switched to Performance Starter)
2011: 6Mb download / 1Mb upload
2015: 10Mb download / 2Mb upload
(Switched to Prepaid)
Early 2017: 10Mb download / 1Mb upload
Late 2017: 20Mb download / 1Mb upload
2021: 50Mb download / 5Mb upload
2022: 50Mb download / 10Mb upload
(Switched to NOW)
2024: 100Mb download / 10Mb upload
2025: 100Mb download / 20Mb upload