What You're Actually Getting
Speyburn sits in that odd middle ground where it's well-regarded by people who actually know whisky, but flies well under the radar of anyone who's only heard of Glenfiddich. The rum cask finish is their move into slightly warmer, more approachable territory. You get the classic Speyside thing: light, a bit floral, a touch of green apple. Then the rum cask adds a layer of vanilla sweetness and something almost toffee-ish that lingers at the back.
At 40% it's not going to blow your head off. Honestly, that's fine. This is a proper Sunday afternoon dram, not a challenge.
Who This Is Actually For
I'd hand this to someone who's starting to take whisky seriously but isn't ready to commit to anything heavily peated or aggressively sherry-bombed. It's also a solid choice for a house bottle when people come round and you don't know what they drink. Crowd-pleaser without being boring.
If you're a seasoned collector hunting for complexity and depth, you'll probably find it a bit polite. No shame in that, it just isn't built for that conversation.
The Three-Bottle Bit
The value here is real. Under £15 a bottle for a single malt with a genuine finish is not something you see every day. Buying three at once sounds like a lot until you realise one of them disappears at Christmas, one goes to a mate as a gift, and suddenly you're glad you have the third. Community heat on this one was high for a reason. Stock won't hang around.