I guess there is no point to it. But this is why I do it, and i expect most others.
Enjoyment
To get a bang out of To derive pleasure from, to get a thrill from, to get a charge out of. In this common American expression, bang carries its slang meaning of intense exhilaration.
He seems to be getting a great bang out of the doings. (Damon Runyon, Guys and Dolls, 1931)
get a charge out of To become physically or mentally exhilarated; to enjoy greatly; to get a kick out of. This expression, derived from the physical jolt caused by an electric charge, is commonplace in the United States, but is somewhat less frequently heard in Great Britain.
It seems to me that people get a bigger charge out or their grandchildren than they did from their own offspring. (New York Times Magazine, May, 1963)
lick one’s chops To eagerly anticipate, especially in reference to food; to take great delight or pleasure in, to relish. In this expression, chops refers to the mouth or lips. Lick refers to the action of the tongue in response to the excessive salivation that often precedes or accompanies the enjoying of food. By extension, one can “lick one’s chops” over any pleasurable experience.
music to the ears Pleasing or agreeable news, good tidings, just what one wanted to hear; usually in the phrase that’s music to my ears. Good news is as pleasant to hear as sweet music.
tickle one’s fancy To appeal to someone, to please, to make happy, to delight, to amuse.
Such … was the story that went the round of the newspapers at the time, and highly tickled Scott’s fancy. (John G. Lockhart, Memoirs of the Life of Sir Walter Scott, 1837)
Tickle in this phrase means ‘to excite agreeably’ and fancy is equivalent to ‘imagination.’ Figurative use of this popular expression dates from about the late 18th century.
warm the cockles of the heart To induce sensations of joy, comfort, or love. The cockle, a palatable mollusk, was often compared to the heart by early anatomists because of its shape and valves. Furthermore, the scientific name for cockle is the Greek cardium ‘heart.’ The phrase enjoys frequent use today, usually in reference to the kindling of pleasurable emotions.
An expedition … which would have delighted the very cockles of your heart. (Scott, in Lockhart, Letters, 1792)