#if 0
    case  1: level = 1;
    case  2: level = 10;
    case  3: level = 35;
    case  4: level = 70;
    case  5: level = 120;
    case  6: level = 250;
    case  7: level = 510;
    case  8: level = 900;
    case  9: level = 1700;
    case 10: level = 3500;
    case 11: level = 8000;
    case 12: level = 20000;

    default:                    //return 14000 * (lev - 11);
        level = 20000 * (lev - 11) + ((lev - 11) * (lev - 11) * (lev - 11)) * 130;
        break;
#endif
    // This is a better behaved function than the above.  The above looks 
    // really ugly when you consider the second derivative, its not smooth
    // and has a horrible bump at level 12 followed by comparitively easy
    // teen levels.  This tries to sort out those issues.
    //

            level = 10 + 10 * lev + 30 * (2 << lev);

            level = 10 + 10 * lev + (60 << lev);

}
static void experience_card(int power, deck_rarity_type rarity)
{
    const int power_level = get_power_level(power, rarity);
    if ( you.experience_level < 27 )
    {
        mpr("You feel more experienced.");
        const unsigned long xp_cap = 1 + exp_needed(2 + you.experience_level);
        // power_level 2 means automatic level gain
        if ( power_level == 2 )
            you.experience = xp_cap;
        else
        {
            // Likely to give a level gain (power of ~500 is reasonable
            // at high levels even for non-Nemelexites, so 50,000 XP.)
            // But not guaranteed.
            // Overrides archmagi effect, like potions of experience.
            you.experience += power * 100;
            if ( you.experience > xp_cap )
                you.experience = xp_cap;
        }
    }
    else
        mpr("You feel knowledgeable.");
    // Put some free XP into pool; power_level 2 means fill pool
    you.exp_available += power * 50;
    if ( power_level >= 2 || you.exp_available > 20000)
        you.exp_available = 20000;
    level_change();

    case CARD_EXPERIENCE:       potion_effect(POT_EXPERIENCE, power/4); break;

    case CARD_EXPERIENCE:       experience_card(power, rarity); break;