When you use TASM, you aren't just writing code; you are managing the AX, BX, CX, and DX registers directly. You are learning how the stack works and how BIOS interrupts (like INT 21h ) handle input and output. This knowledge makes you a significantly better programmer in high-level languages like C++ or Rust, as you begin to understand the "cost" of the abstractions those languages provide. Getting Started with TASM 1.4
Many university computer architecture courses still use TASM to teach the fundamentals of registers, memory addressing, and interrupts. tasm 1.4