Brian May's tone on Bohemian Rhapsody is built on a unique combination: his homemade Red Special guitar played with a sixpence coin, a Dallas Rangemaster treble booster slamming the front end of a Vox AC30. The treble booster adds gain and upper-harmonic sparkle, pushing the AC30's Top Boost channel into a rich, creamy overdrive. May's multi-tracked guitar harmonies on this song create an orchestral wall of sound, but each individual guitar part has this distinctive bright, singing character.
The Celestion V30 takes a beating in modern djent contexts, and that criticism is fair. But in the medium-gain rock zone (Marshall plexis pushed to breakup, Bluesbreaker-stacked Twin Reverbs, AC30 territory), the V30 is still the speaker its 1990s reputation was built on. Here is when to choose it, and what it does that nothing else quite does.
Hybrid picking isn't a country-only technique. Mark Knopfler, Albert Collins, and Scotty Moore built careers on it in rock and blues. Here's the technique, where it applies, and the specific moments where using your middle finger changes a phrase from good to right.
Boss BD-2 settings for blues, classic rock, country, and stacking. Clock-position sweet spots, amp pairing, the Tube Screamer comparison, and Keeley mod notes.