======================== unified (from filesystem) ========================
                                         'bitrate'  '126.255'
                                        'duration'  '411'
                                          'artist'  "Po' Girl"
                                     'text_people'  ''
                                         'release'  'Home To You'
                                           'title'  "Ain't Life Sweet"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['americana', 'female vocalists', 'acoustic', 'alt country', 'folk', 'singer "
 "songwriter']")
                                     'discogstags'  "['folk, world, & country', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk'
                                             'bpm'  '121.774'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Home To You'
'TBPM' (BPM (beats per minute))                     '121.774'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-folk'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         "Ain't Life Sweet"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               "Po' Girl"
'TPE2' (Band/orchestra/accompaniment)               "Po' Girl"
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk, world, & country', 'folk']
'TXXX:lastfmtags'                                   ['americana',
 'female vocalists',
 'acoustic',
 'alt country',
 'folk',
 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.596241'

========================== row from database ==========================
                                              'id'  1524901
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Po_ Girl/home to you (2007)/13-po_girl--aint_life_sweet-aes.mp3
                                         'working'  None
                                         'bitrate'  126
                                    'duration_sec'  411
                                           'genre'  ifs-songwriter-folk
                                        'filesize'  6915869
                                           'mtime'  1636400406
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Po_ home to you (2007) 13 po_girl aint_life_sweet aes ifs songwriter folk
                                      'tag_artist'  Po' Girl
                                     'tag_release'  Home To You
                                       'tag_title'  Ain't Life Sweet
                                             'bpm'  121.774
                                    'search_title'  'ain':1 'aint':3 'life':4 'sweet':5 't':2
                                   'search_artist'  'girl':3 'po':1,2
                                  'search_release'  'home':1 'to':2 'you':3
                                     'search_rest'  '00singer':1 '2007':8,9 'aes':15 'aint':12 'eos':3 'folk':17 'girl':11 'home':5 'ifs':16 'life':13 'po':4,10 'songwriter':2 'sweet':14 'to':6 'you':7
                                    'search_combo'  '00singer':12 '2007':19,20 'aes':26 'ain':1A 'aint':3A,23 'eos':14 'folk':28 'girl':8B,22 'home':9C,16 'ifs':27 'life':4A,24 'po':6B,7B,15,21 'songwriter':13 'sweet':5A,25 't':2A 'to':10C,17 'you':11C,18
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['americana', 'female vocalists', 'acoustic', 'alt country', 'folk', 'singer songwriter']
                                        'tag_date'  2007
                                     'discogstags'  ['folk, world, & country', 'folk']

============================== file details ==============================
                                           'mtime'  1636400405.5986297  (2021-11-08 20:40:05)
                             'size'  6915869