look at the code if you want to know what i did

tools/cli/print_nbt/main.go

@@ -1,6 +1,7 @@
 package print_nbt
 
 import (
+	"bytes"
 	"encoding/json"
 	"flag"
 	"os"
@@ -9,8 +10,9 @@ import (
 )
 
 var (
-	cmd      = flag.NewFlagSet("print-nbt", flag.ContinueOnError)
-	FileFlag = cmd.String("file", "", "The NBT file to print")
+	cmd            = flag.NewFlagSet("print-nbt", flag.ContinueOnError)
+	FileFlag       = cmd.String("file", "", "The NBT file to print")
+	HashFormatFlag = cmd.Bool("snbt", false, "will print with go %#v")
 )
 
 func Run(args []string) (err error) {
@@ -27,7 +29,18 @@ func Run(args []string) (err error) {
 	if err != nil {
 		return
 	}
-	b, err := json.MarshalIndent(n, "", "  ")
+	var b []byte
+	if *HashFormatFlag {
+		bb := bytes.NewBuffer(nil)
+		err = nbt.PrintSNBTAny(n.Value, bb)
+		if err != nil {
+			return
+		}
+		b = bb.Bytes()
+		//b = []byte(strings.ReplaceAll(string(b), ",", ",\n"))
+	} else {
+		b, err = json.MarshalIndent(n, "", "  ")
+	}
 	if err != nil {
 		return
 	}

tools/registry_data_hunter/main.go

@@ -116,10 +116,7 @@ func handleClient(c *proto.Conn) (err error) {
 		return
 	}
 	defer sockPuppet.Close()
-	err = sockPuppet.Start(&client.LoginClient{
-		Conn:    sockPuppet,
-		Account: acc,
-	})
+	err = sockPuppet.StartLoop()
 	if err != nil {
 		return
 	}
@@ -127,10 +124,10 @@ func handleClient(c *proto.Conn) (err error) {
 	p := &Proxy{Client: sockPuppet, Servee: c}
 	p.Data.Value = map[string]any{"Registries": []any{}}
 	go func() {
-		errChan <- p.Client.Start(p)
+		errChan <- p.Client.StartLoop()
 	}()
 	go func() {
-		errChan <- p.Servee.Start(p)
+		errChan <- p.Servee.StartLoop()
 	}()
 	err = <-errChan
 	f, err := os.Create("data/registry/" + SaveAs + ".nbt")

tools/uncodeable_packet_hunter_proxy/main.go

@@ -154,10 +154,10 @@ func main() {
 		errChan := make(chan error)
 		defer pc.Close()
 		go func() {
-			errChan <- pc.Start(pc)
+			errChan <- pc.StartConn()
 		}()
 		go func() {
-			errChan <- p.Start(p)
+			errChan <- p.StartConn()
 		}()
 		err = <-errChan
 		return