Le Bon Vieux Temps is lauded for its sophisticated speakeasy ambiance, warm hospitality, and meticulously crafted offerings. It attracts those seeking an intimate yet vibrant setting for cocktails and quality small plates. Approximately 95% of reviews praise the exceptional cocktails, described as "unique," "bold," and "next-level," with highlights including the Smoke Manhattan. Food, served as small plates, receives positive feedback (around 80%); fresh oysters, beet carpaccio, clam soup, and aguachile are highly recommended. The service is consistently lauded by over 90% of patrons as "warm," "attentive," "impeccable," and "fast." The decor is frequently mentioned as "beautiful," "nostalgic," and "cozy," creating a "tranquil" or "intimate" atmosphere. Live shows and happy hour specials are also noted. Around 10% of reviewers mention that food portions are not large, suggesting multiple orders. Isolated complaints (less than 5%) cite slow service or initial closing time inconsistencies. A few note a limited wine selection or dessert quality not matching other offerings.