======================== unified (from filesystem) ========================
                                         'bitrate'  '115.854'
                                        'duration'  '163'
                                          'artist'  'Anki'
                                     'text_people'  ''
                                         'release'  'Dimitri 60s 70s'
                                           'title'  'Verkkaan Kuin Illan Sammuvi Rusko'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-2', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['finnish', 'folk', 'singer-songwriter', 'female vocalists', 'need to rate']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '123.1'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Dimitri 60s 70s'
'TBPM' (BPM (beats per minute))                     '123.1'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Verkkaan Kuin Illan Sammuvi Rusko'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Anki'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['finnish', 'folk', 'singer-songwriter', 'female vocalists', 'need to rate']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.538073'
'TXXX:youtube'                                      '6hwO5uDKgxI'

========================== row from database ==========================
                                              'id'  1477254
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/60s70s/Anki - Verkkaan Kuin Illan Sammuvi Rusko (1969)-6hwO5uDKgxI.mp3
                                         'working'  None
                                         'bitrate'  115
                                    'duration_sec'  163
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  2369486
                                           'mtime'  1621628547
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 60s70s (1969) 6hwO5uDKgxI loc eur northern finland
                                      'tag_artist'  Anki
                                     'tag_release'  Dimitri 60s 70s
                                       'tag_title'  Verkkaan Kuin Illan Sammuvi Rusko
                                             'bpm'  123.1
                                    'search_title'  'illan':3 'kuin':2 'rusko':5 'sammuvi':4 'verkkaan':1
                                   'search_artist'  'anki':1
                                  'search_release'  '60s':2 '70s':3 'dimitri':1
                                     'search_rest'  '1969':2,3 '60s70s':1 '6hw':9 '6hwo5udkgxi':4 'dkgx':11 'eur':6 'finland':8 'i':12 'loc':5 'northern':7 'o5u':10
                                    'search_combo'  '1969':11,12 '60s':8C '60s70s':10 '6hw':18 '6hwo5udkgxi':13 '70s':9C 'anki':6B 'dimitri':7C 'dkgx':20 'eur':15 'finland':17 'i':21 'illan':3A 'kuin':2A 'loc':14 'northern':16 'o5u':19 'rusko':5A 'sammuvi':4A 'verkkaan':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2']
                                      'lastfmtags'  ['finnish', 'folk', 'singer-songwriter', 'female vocalists', 'need to rate']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628547.2112877  (2021-05-21 22:22:27)
                             'size'  2369486