The depreciation and amortization items added to earnings are both non-cash accounting entries. Depreciation is used to write down the cost of capital items purchased by a business and amortization is for intangible items.
Long experience of someone or something can make one so aware of the faults as to be scornful. For example, Ten years at the same job and now he hates it-familiarity breeds contempt. The idea is much older, but the first recorded use of this expression was in Chaucer's Tale of Melibee (c. 1386).
Perhaps we can't say where the term joshing really came from, but what we can definitely do is show that the story you are peddling is bogus. Here and here is clear proof of the term joshing used in similar fashion well before 1883, when the original Liberty Head V nickels were released. For instance, Charles Dickens from 1859: I had heard much from those 'joshing' and imaginative travellers....