             std::cout << "This version is not built with ZMQ for interative viz. Rebuild with WITH_ZMQ=TRUE for viz." << std::endl;
     #endif
 
+    if (opt.verbosity >= 1) {
+        std::cout << "done." << std::endl;
+    }
+
     END_IL_TIMER(_time_init_fft);
     // Support for infinite iteration
+    std::cout << "ex: " << attr_exaggeration << " lr:" << eta << std::endl;
     for (size_t step = 0; step != opt.iterations; step++) {
 
         START_IL_TIMER();

    END_IL_TIMER(_time_initialization);
    START_IL_TIMER();

    // Compute approximate K Nearest Neighbors and squared distances
    tsnecuda::util::KNearestNeighbors(gpu_opt, knn_indices, knn_squared_distances, high_dim_points, high_dim, num_points, num_neighbors);
    thrust::device_vector<long> knn_indices_long_device(knn_indices, knn_indices + num_points * num_neighbors);


    END_IL_TIMER(_time_init_low_dim);
    START_IL_TIMER();

    if (opt.verbosity >= 1) {
        std::cout << "done.\n Initializing CUDA memory..." << std::flush;
    }

    // FIT-TNSE Parameters
    int n_interpolation_points = 3;
