Yeah, in my youth all my PCs were built by hand from the components (due to cost reasons more than anything else). But now I feel that this is not such an easy

Yeah, in my youth all my PCs were built by hand from the components (due to cost reasons more than anything else). But now I feel that this is not such an easy task anymore as components have to be carefully selected to not introduce a bottleneck somewhere by accident and I feel I just don't have the time for this.