src/vs/workbench/contrib/extensions/browser/experimentalRecommendations.ts/ExperimentalRecommendations/doActivate
class ExperimentalRecommendations:	protected async doActivate(): Promise<void> {
		const experiments = await this.experimentService.getExperimentsByType(ExperimentActionType.AddToRecommendations);
		for (const { action, state } of experiments) {
			if (state === ExperimentState.Run && isNonEmptyArray(action?.properties?.recommendations) && action?.properties?.recommendationReason) {
				action.properties.recommendations.forEach((extensionId: string) => this._recommendations.push({
					extensionId: extensionId.toLowerCase(),
					reason: {
						reasonId: ExtensionRecommendationReason.Experimental,
						reasonText: action.properties.recommendationReason
					}
				}));
			}
		}
	}