Still going through settings and taking note of what improved things on my aged systems.
user_pref("media.wmf.dxva.d3d11.enabled", false);
user_pref("media.wmf.enabled", false);
Better Left at false for me.
I decided to not have Lun3r phoning home to upstream.
user_pref("captivedetect.canonicalURL", "");
user_pref("captivedetect.maxRetryCount", 0);
user_pref("captivedetect.maxWaitingTime", 0);
user_pref("captivedetect.pollingTime", 0);
Cleaning up after shutdown even though I use CCleaner to manually do it for me with custom rules.
user_pref("privacy.clearHistory.cache", true);
user_pref("privacy.clearHistory.cookiesAndStorage", false);
user_pref("privacy.clearHistory.historyFormDataAndDownloads", true);
user_pref("privacy.clearOnShutdown.connectivityData", true);
user_pref("privacy.clearOnShutdown.offlineApps", true);
user_pref("privacy.clearOnShutdown.passwords", true);
user_pref("privacy.clearOnShutdown.siteSettings", true);
user_pref("privacy.clearOnShutdown_v2.cache", true);
user_pref("privacy.clearOnShutdown_v2.cookiesAndStorage", true);
user_pref("privacy.clearOnShutdown_v2.historyFormDataAndDownloads", true);
user_pref("privacy.clearSiteData.cache", true);
user_pref("privacy.clearSiteData.cookiesAndStorage", false);
user_pref("privacy.clearSiteData.historyFormDataAndDownloads", true);
user_pref("privacy.sanitize.migrateFx3Prefs", true);
user_pref("privacy.sanitize.pending", "[]");
user_pref("privacy.sanitize.sanitizeOnShutdown", true);
user_pref("privacy.sanitize.timeSpan", 0);
Other than that, today I have no plans other than to perhaps go out later for coffee when somebody comes by to pick me up at 4. I'm dressed and ready to go and my anxiety is already through the roof today.. I should be around later this evening to post more; I seem to have a lot to say but (again) I'm struggling to make it make sense and that is the thing - lately I just seem to ramble.
Edited to reflect errors I made previously.