Pali zinthu zambiri zopangidwa mdziko lapansi zomwe zimapangitsa kuti machitidwe ena azikhala osavuta. Nthawi zonse timakhala tikufunafuna njira zopangira ndi kukhazikitsa matekinoloje omwe amachititsa kuti zikhale zosavuta komanso zovuta kutembenuza ntchito zovuta kukhala masewera osangalatsa.
Zatsopano zoterezi nthawi zambiri zimagwiritsidwa ntchito m'nyumba yanyengo yachilimwe. Posachedwa, akatswiri angapo aku Australia apanga makina omwe amaphatikiza ndendende ntchito yopumula ndi ntchito mogwirizana ndi tanthauzo lenileni la mawu.
Makinawa amatchedwa Wunda Weeder. Uwu ndi mtundu wamagalimoto pama gudumu ogwirira ntchito yamunda. Imakhala ndi chingwe chachitsulo, makina ogwiritsa ntchito pamagudumu ndi mapanelo oyendera mphamvu ya dzuwa zomwe zimapatsa mphamvu injini yamagalimoto ozizwitsa. Mabataniwo ali padenga la bedi lagalimoto. Gawo lake lam'munsi limakhala ndi limba komanso chovala pansi pamutu, kuti munthu asamavutike ndi khosi lake akugwira ntchito. Pa mulingo wamanja mmakina ogona pamalopo pali malo omwe amakulolani kuti musunthe manja anu momasuka, mukuchita kulima dothi, kubzala kapena kukolola. Zigawo zonse za makina ogona ndi mafoni, zimatha kusinthidwa chifukwa cha munthu winawake.
Si aliyense wokhala m'nyumba yotentha yomwe angathe kugula zinthu zatsopano. Zimawononga pafupifupi madola 9,000 aku Australia. Koma ngati mumafuna kudziwa momwe mungagwiritsire ntchito zatsopanozi, mutha kupanga makina oterowo ngakhale ndi manja anu.
