======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '198'
                                          'artist'  'The Shins'
                                     'text_people'  'James Mercer'
                                         'release'  'Chutes Too Narrow'
                                           'title'  'Kissing the Lipless'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
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 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '93.3'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Chutes Too Narrow'
'TBPM' (BPM (beats per minute))                     '93.3'
'TCOM' (Composer)                                   'James Mercer'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Kissing the Lipless'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Shins'
'TPE2' (Band/orchestra/accompaniment)               'The Shins'
'TPUB' (Publisher)                                  'Sub Pop'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'alternative rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.13 dB'
'TXXX:replaygain_track_peak'                        '0.524309'

========================== row from database ==========================
                                              'id'  1272849
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Shins - Shins,The/Chutes Too Narrow/shins - chutes too narrow - 01 - kissing the lipless.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  198
                                           'genre'  rock-unsorted
                                        'filesize'  4775694
                                           'mtime'  1620392898
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Shins,The shins chutes too narrow 01 kissing lipless rock unsorted
                                      'tag_artist'  The Shins
                                     'tag_release'  Chutes Too Narrow
                                       'tag_title'  Kissing the Lipless
                                             'bpm'  93.3
                                    'search_title'  'kissing':1 'lipless':3 'the':2
                                   'search_artist'  'shins':2 'the':1
                                  'search_release'  'chutes':1 'narrow':3 'too':2
                                     'search_rest'  '00singer':1 'chutes':9 'eos':3 'kissing':12 'lipless':13 'narrow':11 'rock':14 'shins':4,6,8 'songwriter':2 'the':5,7 'too':10 'unsorted':15
                                    'search_combo'  '00singer':9 'chutes':6C,17 'eos':11 'kissing':1A,20 'lipless':3A,21 'narrow':8C,19 'rock':22 'shins':5B,12,14,16 'songwriter':10 'the':2A,4B,13,15 'too':7C,18 'unsorted':23
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2003
                                     'discogstags'  ['rock', 'alternative rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620392898.2815645  (2021-05-07 15:08:18)
                             'size'  4775694