I'm waiting for that to happen, an Immigration Officer checking the date of issue on the eVisa against the Thailand entry/exit dates/stamps and cancelling the visa
Terminology is key because the incountry Non-O does not need to be seasoned funds (except for maybe 2 Offices) and usually needs to show as an international transfer. An Extension of Stay will always require the funds to be seasoned and does not require to be from an international transfer. Significant differences.