30k posts is no small feat, lots of amazing contribution over the years.
This 5110P is quite an amazing entry point for a first Patek. Excellent choice!
With regards to folding buckles I personally don't always find them comfortable but PP tends to make some really wearable ones in my experiences. But a pin buckle is an easy thing to track down so hope you will find a solution that works best for you and you will get countless hours of joy with this piece strapped to your wrist!