Below is the original version of my letter, which was published in the Straits Times Forum on Jan 6, 2021, with edits that reduced my emphasis. Highlighted in italics are the changes. In particular, the published edited version omitted the fact that Function Creep is considered a breach of privacy. It also rephrased my statement that "TT data is useless for criminal investigation" to "TT data may not be that useful for criminal investigation". These edits blunted my arguments