Can a Raspberry Pi be used for mining bitcoin and Litecoin?

Can a Raspberry Pi, that tiny, affordable, and versatile computer, truly be harnessed for the resource-intensive task of mining Bitcoin and Litecoin? It's a question that many enthusiasts and hobbyists alike have pondered, intrigued by the potential to mine cryptocurrencies with such a humble device. But does the Raspberry Pi's modest hardware stack up against the demands of blockchain mining? Let's delve into the possibilities and limitations to find out.