This is false. Incidental learning, and incidental listening as a way of incidental learning, refers to the learning of a skill by observation rather than by directed teaching. Observation also implies more than visual learning, but the use of all senses relevant to the experience being observed. One can learn music through incidental learning, however what Roberto and Evangelique are doing cannot be considered so. The music they play is serving a soothing or relaxing purpose, while their attention is focused on their study material. This way, the music becomes a sort of background noise, and while they may remember the tune they listened to while studying, and it can actually serve as a cue to recall memories acquired while the song was playing, they are very unlikely to learn classical music through incidental listening.
A t-shirt sounds awesome! Here are a few suggestions: -a favorite animal -a meme -a quote -an inspirational person -abstract work -a piece of your own artwork -a block design
Today's ballet dancers will know many of the names of the steps, but the style of performing the steps today is different from the Baroque era, for example, in classical ballet the emphasis is up (high on the toes), while the Baroque style is more rooted to the ground (the heels just off the floor). so the baroque period was more natural and relaxed