"Run by robots" in roughly the sense that McDonald's is "run by minimum wage workers".
They're not talking algorithmic trading or any particularly sophisticated investment methodology (in a lot of cases their methodology is in their prospectus); it's just a slightly different programmatic weighting scheme. This has existed for a long time.
Agreed. The math for portfolio weighting maximization can be implemented in an Excel Solver. The bread and butter lies in identifying which specific market sectors to target.
They're not talking algorithmic trading or any particularly sophisticated investment methodology (in a lot of cases their methodology is in their prospectus); it's just a slightly different programmatic weighting scheme. This has existed for a long time.