The man and info pages do not mention the + option
for example
llsblk -o mountpoint yields a mountpoint list
but lsblk -o +mountpoint yields a more extensive list.
lsblk -o uuid
UUID
AA36-40A5
eb99fd6d-62db-4d0b-b7fa-7a8257e0dd79
342b8397-5918-4a38-8003-bbce102d6152
6a93809e-6fe6-4434-a915-7f35583441ec
c54f3905-476f-4950-a93c-aeecbc10b6a9
-----------------------------------------------------------
lsblk -o +uuid
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT UUID
sda 8:0 0 119.2G 0 disk
├─sda1 8:1 0 512M 0 part AA36-40A5
├─sda2 8:2 0 1G 0 part eb99fd6d-62db-4d0b- 7fa-7a8257e0dd79
├─sda3 8:3 0 30G 0 part 342b8397-5918-4a38-8003-bbce102d6152
├─sda4 8:4 0 10G 0 part 6a93809e-6fe6-4434-a915-7f35583441ec
└─sda5 8:5 0 16G 0 part c54f3905-476f-4950-a93c-aeecbc10b6a9
I would like to make use of the +xxxx option. Should I? yes/no/maybe