Picks have existed from the earliest days of string instruments. There’s evidence that ancient Egyptians used picks made of stone or bone, similar to picks found today. Modern picks come in a huge variety of materials, both natural and man-made, even recycled, and in many shapes and sizes.
A mouthpiece is a very personal choice. Although brass players will hear lots of advice and debate about which model or design is best, the mouthpiece you choose should depend on your experience, the music you play, the instrument you use, and the sound you desire.
Incorrect miking could turn a pristine guitar sound to mud or a gleaming Bach trumpet could end up sounding like a kazoo. Read our Mic Techniques guide.