======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '222'
                                          'artist'  'Johnny Cash'
                                     'text_people'  ''
                                         'release'  'American III : Solitary Man'
                                           'title'  'I See a Darkness'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['country', 'singer songwritergdchill', 'cover', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '140.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1:eng'                                    'I See A Darkness'
'TALB' (Album/Movie/Show title)                     'American III : Solitary Man'
'TBPM' (BPM (beats per minute))                     '140.8'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'I See a Darkness'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Cash'
'TPE2' (Band/orchestra/accompaniment)               'Johnny Cash'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['country', 'singer songwritergdchill', 'cover', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.24 dB'
'TXXX:replaygain_track_peak'                        '0.386540'

========================== row from database ==========================
                                              'id'  1386607
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Johnny Cash_/American III - Solitary Man/johnny cash - american iii. solitary man - 06 - i see a darkness.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  222
                                           'genre'  loc-namerica-country
                                        'filesize'  5356941
                                           'mtime'  1621630276
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Cash_ johnny cash american iii. solitary man 06 see darkness loc namerica country
                                      'tag_artist'  Johnny Cash
                                     'tag_release'  American III : Solitary Man
                                       'tag_title'  I See a Darkness
                                             'bpm'  140.8
                                    'search_title'  'a':3 'darkness':4 'i':1 'see':2
                                   'search_artist'  'cash':2 'johnny':1
                                  'search_release'  'american':1 'iii':2 'man':4 'solitary':3
                                     'search_rest'  '00singer':1 'american':7 'cash':4,6 'country':16 'darkness':13 'eos':3 'iii':8,9 'johnny':5 'loc':14 'man':11 'namerica':15 'see':12 'solitary':10 'songwriter':2
                                    'search_combo'  '00singer':11 'a':3A 'american':7C,17 'cash':6B,14,16 'country':26 'darkness':4A,23 'eos':13 'i':1A 'iii':8C,18,19 'johnny':5B,15 'loc':24 'man':10C,21 'namerica':25 'see':2A,22 'solitary':9C,20 'songwriter':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['country', 'singer songwritergdchill', 'cover', 'singer songwriter']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630275.9186277  (2021-05-21 22:51:15)
                             'size'  5356941