Grid and martingale: honest experiences, good and bad

Grid systems place orders at fixed intervals; martingale doubles size after losses. Both can print steady small profits for months and then lose everything in one trend. The marketing never mentions the ending.

Have you run one?

• the system and how long it worked
• the account-ending trade, if it came
• what you'd tell someone considering one now

This thread stays civil and factual — describe what happened on your account, and let the numbers speak.