Does anyone know what the little icons under General Relays actually mean?

Haven't been able to find any documentation, not even on Amethyst's Github page.

Would be cool if a long-press brought up an explanation of what a setting does.

#Amethyst

nostr:nevent1qqsgs6n730dr0wdlcsydraa33wcxzag7ulk3lwku57hag36u3ph65asprdmhxue69uhhg6r9vehhyetnwshxummnw3erztnrdakj7q3qnjst6azswskk5gp3ns8r6nr8nj0qg65acu8gaa2u9yz7yszjxs9sxpqqqqqqzx3rt0d 

 press them 

 nostr:naddr1qq9hyetvv9uj6um9w36hqq3qgcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqxpqqqp65wjvcq4q