Viet Bistro appears to be highly regarded for its authentic Southeast Asian cuisine, particularly Vietnamese offerings. Recurring themes in the customer feedback include the fresh quality and taste of food, the friendly and attentive staff, and the restaurant's ability to transport diners to the streets of Hanoi. Nevertheless, there are concerns related to the recent changes in portion sizes and recipes, particularly the Pad Thai, which has left some regulars disappointed. This indicates a possible shift in kitchen operations or management decisions impacting customer satisfaction. Further observations suggest the ambiance and food temperature could be improved for a more comfortable dining experience. It's noteworthy that despite the areas for improvement, many reviewers speak highly of their meals and the overall value, suggesting that these issues could be outliers rather than regular occurrences.