How is the tax dept planning to tap cryptocurrencies and NFTs? What are pros and cons of investing in equity-linked savings ... Digital currencies likely to be legal tender, say Central banks
No intermediaries. Unlike fiat, virtual currency transactions are conducted directly between two parties, on a peer-to-peer basis, using a decentralized computer network that involves no banks or other intermediaries. Trust in the system is based on digital proof, or the ability of users to access a permanent record of all of the transactions that have taken place.

Crypto-marketing. A scheme in which promoters of securities tied to cryptocurrencies recruit investors to pitch the investments, often to friends and family and through social media and blogs. In return, these investors are promised a generous return plus the promise of commissions on their sales.
Wavelets are wavelike functions used to transform signals into a representation which has time and frequency domain components. Visually wavelets appear as wave-like oscillations with an amplitude that starts at zero, increases, then returns to zero. Another way to consider a wavelet is as a bandpass filter, which can be applied to a time series under investigation, letting through only components of the time series within a finite range of frequencies to different extents depending on the energy spectrum of the wavelet. Wavelets take the form: