diff --git a/sepa/importer-rs/Cargo.lock b/sepa/importer-rs/Cargo.lock
index 3466a1a..1f3e8f6 100644
--- a/sepa/importer-rs/Cargo.lock
+++ b/sepa/importer-rs/Cargo.lock
@@ -420,6 +420,31 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "crossbeam-deque"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "613f8cc01fe9cf1a3eb3d7f488fd2fa8388403e97039e2f73692932e291a770d"
+dependencies = [
+ "crossbeam-epoch",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-epoch"
+version = "0.9.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
+dependencies = [
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22ec99545bb0ed0ea7bb9b8e1e9122ea386ff8a48c0922e43f36d45ab09e0e80"
+
 [[package]]
 name = "crunchy"
 version = "0.2.2"
@@ -466,6 +491,12 @@ dependencies = [
  "strum 0.25.0",
 ]
 
+[[package]]
+name = "either"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
+
 [[package]]
 name = "equivalent"
 version = "1.0.1"
@@ -619,8 +650,11 @@ dependencies = [
  "anyhow",
  "csv",
  "duckdb",
+ "rayon",
  "regex",
  "serde",
+ "tar",
+ "zstd",
 ]
 
 [[package]]
@@ -966,6 +1000,26 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "rayon"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b418a60154510ca1a002a752ca9714984e21e4241e804d32555251faf8b78ffa"
+dependencies = [
+ "either",
+ "rayon-core",
+]
+
+[[package]]
+name = "rayon-core"
+version = "1.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
+dependencies = [
+ "crossbeam-deque",
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.5.7"
@@ -1497,3 +1551,31 @@ dependencies = [
  "quote",
  "syn 2.0.90",
 ]
+
+[[package]]
+name = "zstd"
+version = "0.13.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcf2b778a664581e31e389454a7072dab1647606d44f7feea22cd5abb9c9f3f9"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "7.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54a3ab4db68cea366acc5c897c7b4d4d1b8994a9cd6e6f841f8964566a419059"
+dependencies = [
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.13+zstd.1.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38ff0f21cfee8f97d94cef41359e0c89aa6113028ab0291aa8ca0038995a95aa"
+dependencies = [
+ "cc",
+ "pkg-config",
+]
diff --git a/sepa/importer-rs/Cargo.toml b/sepa/importer-rs/Cargo.toml
index d7f5dd5..7c56b18 100644
--- a/sepa/importer-rs/Cargo.toml
+++ b/sepa/importer-rs/Cargo.toml
@@ -7,5 +7,8 @@ edition = "2021"
 anyhow = "1.0.93"
 csv = "1.3.1"
 duckdb = { version = "1.1.1", features = ["bundled"] }
+rayon = "1.10.0"
 regex = "1.11.1"
 serde = { version = "1.0.215", features = ["derive"] }
+tar = "0.4.43"
+zstd = "0.13.2"
diff --git a/sepa/importer-rs/src/main.rs b/sepa/importer-rs/src/main.rs
index 8967588..2449f57 100644
--- a/sepa/importer-rs/src/main.rs
+++ b/sepa/importer-rs/src/main.rs
@@ -1,8 +1,11 @@
+use rayon::prelude::*;
 use std::{
     env::args,
     io::{self, BufRead},
     path::{Path, PathBuf},
 };
+use tar::Archive;
+use zstd::Decoder;
 
 use duckdb::Connection;
 
@@ -232,13 +235,30 @@ fn import_dataset(conn: &Connection, dir_path: PathBuf) -> anyhow::Result<()> {
 
 fn main() {
     let conn = Connection::open("importer-rs.db").unwrap();
+
+    // let decoded = Decoder::new(
+    //     std::fs::File::open("/d076720f-a7f0-4af8-b1d6-1b99d5a90c14-revID-a3de6c6a-8795-4348-a16d-bc626e9f1b2e-sepa_jueves.zip-repackaged.tar.zst").unwrap(),
+    // )
+    // .unwrap();
+    // let mut archive = Archive::new(decoded);
+    // archive
+    //     .entries()
+    //     .unwrap()
+    //     .filter_map(|e| e.ok())
+    //     .filter(|e| e.path().unwrap().ends_with("comercio.csv"))
+    //     .collect::<Vec<_>>()
+    //     .par_iter()
+    //     .for_each(|entry| {
+    //         let path = entry.path().unwrap();
+    //         let parent = path.parent().unwrap();
+    //         import_dataset(&conn.try_clone().unwrap(), parent.to_path_buf()).unwrap();
+    //     });
+
     import_dataset(
         &conn.try_clone().unwrap(),
         args()
             .nth(1)
-            .unwrap_or(
-                "/Users/diablo/Downloads/sepa_1_comercio-sepa-10_2024-11-23_09-05-11/".to_owned(),
-            )
+            .unwrap_or("/sepa_1_comercio-sepa-10_2024-11-23_09-05-11/".to_owned())
             .into(),
     )
     .unwrap();