generally known as electromechanical computers or using vacuum tubes. For example, ENIAC has used Vacuum tubes, relied on Machine Language and Boolean logic. A computer using vacuum tubes is very slow in executing programs compared to present-day computers
One thing I saw on Connections is that there was a loom that used punch cards and that was considered the first computer. Then there was a census machine that used punchcards and it was also considered the first computer. So IDK.
