======================== unified (from filesystem) ========================
                                         'bitrate'  '216.978'
                                        'duration'  '199'
                                          'artist'  'Ane Brun'
                                     'text_people'  ''
                                         'release'  'A Temporary Dive'
                                           'title'  'To Let Myself Go'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'norwegian', 'acoustic', 'female vocalists', 'singer songwriter']"
                                     'discogstags'  "['rock', 'alternative rock', 'soft rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '144.955'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'A Temporary Dive'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'To Let Myself Go'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ane Brun'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'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', 'soft rock']
'TXXX:lastfmtags'                                   ['indie', 'norwegian', 'acoustic', 'female vocalists', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.484814'

========================== row from database ==========================
                                              'id'  183346
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Ane Brun/01-Ane_Brun-To_Let_Myself_Go-PANiMA.mp3
                                         'working'  None
                                         'bitrate'  217
                                    'duration_sec'  199
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  5417867
                                           'mtime'  1622657878
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 01 Ane_Brun To_Let_Myself_Go PANiMA ifs songwriter eos
                                      'tag_artist'  Ane Brun
                                     'tag_release'  A Temporary Dive
                                       'tag_title'  To Let Myself Go
                                             'bpm'  144.955
                                    'search_title'  'go':4 'let':2 'myself':3 'to':1
                                   'search_artist'  'ane':1 'brun':2
                                  'search_release'  'a':1 'dive':3 'temporary':2
                                     'search_rest'  '00singer':1 'ane':4 'brun':5 'eos':3 'go':9 'ifs':11 'let':7 'ma':13 'myself':8 'pani':12 'panima':10 'songwriter':2 'to':6
                                    'search_combo'  '00singer':10 'a':7C 'ane':5B,13 'brun':6B,14 'dive':9C 'eos':12 'go':4A,18 'ifs':20 'let':2A,16 'ma':22 'myself':3A,17 'pani':21 'panima':19 'songwriter':11 'temporary':8C 'to':1A,15
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'norwegian', 'acoustic', 'female vocalists', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'alternative rock', 'soft rock']

============================== file details ==============================
                                           'mtime'  1622657878.310534  (2021-06-02 20:17:58)
                             'size'  5417867