IBM has been using feature flags from LaunchDarkly for several years, significantly improving their deployment frequency and enhancing control over product delivery. The use of feature flags as a kill switch has allowed IBM to block bad actors from abusing the free tier of its cloud service, saving time and money while reducing opportunity costs. Additionally, LaunchDarkly's feature flags have facilitated progressive rollouts for new data centers, virtually eliminating risks associated with software releases. Overall, LaunchDarkly has contributed to increased developer productivity, reduced development costs, and improved system performance at IBM Cloud.