Complex sentence: COI + acknowledges that direct editing for corporate/for-profit editors is very strongly discouraged, but not explicitly prohibited; indeed no neutral, well-sourced contribution which advances Wikipedia's interests is barred by any editor regardless of their background.
Split into simpler sentences: COI + acknowledges that direct editing for corporate/for-profit editors is very strongly discouraged, but not explicitly prohibited. No neutral, well-sourced contribution which advances Wikipedia's interests is barred by any editor regardless of their background.