Probably the biggest issue with 0201 chip components
Counterfeit Electronic Components: Understanding the Risk SMTnet Express March 8, 2012, Subscribers: 24981, Members: Companies: 8818, Users: 32801 Counterfeit Electronic Components: Understanding the Risk by: John M. Radman, Renee J. Michalkiewicz
SMTnet Express, July 20, 2017, Subscribers: 30,612, Companies: 10,637, Users: 23,528 Reactivity Of No-Clean Flux Residues Trapped Under Bottom Terminated Components Bruno Tolla, Ph.D., Jennifer Allen, Kyle Loomis - Kester Corporation , Mike
SMTnet Express, March 3, 2022, Subscribers: 25,842, Companies: 11,529, Users: 27,083 Component Reliability After Long Term Storage Each year the semiconductor industry routes a significant volume of devices to recycling sites