I am also in the process of doing this for collection purposes. Not sure about middle-aged eye, but the main reason for me cataloguing all my vinyl is due to middle-aged memory and protection from buying the same record twice. Having all my collection accessible on my phone is useful when i'm in...
My advice is do not do it.
I sold all my vinyl as a student in the late 80s, moved to CDs, and lived to regret this. I have now spent a lot of time, and a small fortune, trying to re-buy all my lost vinyl.